The following tables present IEM computed monthly data summaries based on
daily data provided by or computed for the IEM. A download interface
exists for the daily summary information. The climatology is provided by the
nearest NCEI climate station (USW00094746) within the current 1991-2020
dataset.
To load shown data into Microsoft Excel,
highlight the table information with your mouse and then copy/paste into Excel.
Precipitation Totals [inch]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1949
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1950
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1951
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1952
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1953
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1954
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1955
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1956
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1957
1.63
0.83
1.62
2.49
2.82
3.23
1.00
2.49
0.83
3.00
5.52
6.92
1958
8.11
2.75
2.47
6.62
3.64
2.56
5.78
3.91
6.92
3.01
4.77
1.86
1959
M
M
M
M
M
M
M
M
M
M
5.30
4.74
1960
3.09
5.44
3.96
4.57
5.59
2.07
7.50
3.58
6.61
2.65
3.69
3.44
1961
3.02
3.28
4.05
5.72
3.32
2.29
4.42
4.90
5.66
2.68
3.41
3.35
1962
4.15
4.82
2.01
3.46
3.97
3.18
1.97
4.15
5.42
8.63
3.85
3.94
1963
3.10
3.03
4.63
1.83
3.06
2.48
1.88
2.65
4.38
1.46
8.20
2.38
1964
5.42
3.54
3.65
4.01
1.18
1.77
3.02
2.91
1.80
2.26
3.17
4.92
1965
0.63
1.42
0.85
0.98
0.51
1.05
0.53
1.54
0.98
1.01
0.71
0.70
1966
1.48
1.31
0.71
0.46
1.10
0.54
1.07
1.10
1.85
1.33
1.77
1.05
1967
0.74
1.14
1.29
2.03
1.84
1.16
2.50
1.06
1.50
0.57
1.22
2.06
1968
0.96
0.39
2.46
0.72
2.88
2.29
0.11
0.52
0.79
0.71
1.79
2.02
1969
0.43
1.04
0.93
1.89
1.20
0.36
1.13
1.20
1.95
0.55
1.76
2.42
1970
0.27
1.65
1.14
0.97
1.13
0.78
0.70
2.30
0.84
0.83
1.15
1.10
1971
0.47
1.74
0.66
0.62
1.65
0.95
1.61
1.34
1.10
1.42
1.75
0.84
1972
0.78
1.61
2.67
1.29
2.51
3.13
0.61
1.16
1.74
1.86
3.33
1.37
1973
3.76
2.80
3.50
6.31
4.30
6.98
3.31
4.12
3.55
4.54
1.41
12.66
1974
3.17
2.39
4.75
2.47
5.05
4.09
3.04
2.44
11.61
2.31
2.43
5.04
1975
4.65
2.47
3.02
2.58
1.68
2.47
3.46
3.86
7.07
5.57
4.91
3.88
1976
5.65
2.52
1.98
1.42
1.79
0.84
1.77
3.40
0.98
4.10
0.22
2.14
1977
0.86
1.28
3.41
1.60
0.86
2.44
12.22
1.78
3.14
3.10
1.68
3.08
1978
6.39
1.10
2.52
1.81
2.95
1.21
2.40
4.21
0.76
1.91
1.54
2.04
1979
9.17
2.45
2.81
2.96
3.02
0.39
5.80
20.82
3.78
4.34
3.58
1.84
1980
0.72
0.73
6.72
4.73
2.21
4.55
3.22
1.95
1.82
6.13
4.52
1.06
1981
0.93
8.20
0.74
3.85
4.35
2.45
7.76
1.03
4.66
5.49
3.13
5.94
1982
4.95
3.18
3.67
4.30
2.96
12.17
3.61
3.36
2.69
2.67
4.32
1.69
1983
4.20
4.67
7.84
8.59
5.97
2.56
1.32
6.26
1.24
5.80
8.75
6.37
1984
2.44
5.78
5.47
4.23
9.94
2.85
5.69
1.17
1.68
3.99
2.71
2.84
1985
1.15
2.72
2.80
1.26
5.46
5.23
5.52
3.87
3.76
3.12
6.39
1.93
1986
5.48
2.11
2.68
1.59
2.46
7.55
4.83
3.20
0.69
2.64
5.63
7.25
1987
5.52
0.25
6.57
8.26
1.27
4.50
0.73
4.91
6.37
4.01
2.51
1.85
1988
2.71
2.78
3.27
3.14
4.39
1.25
5.15
1.98
2.61
3.15
6.67
1.18
1989
1.15
2.34
2.30
3.87
6.17
5.27
5.67
5.65
4.71
0.00
0.00
0.00
1990
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1991
0.00
0.00
0.00
0.00
0.00
0.00
2.75
8.01
6.39
3.39
5.46
2.89
1992
3.01
2.51
4.15
2.59
2.45
4.73
5.23
4.83
3.55
2.36
4.94
4.53
1993
2.55
2.38
5.43
3.83
1.19
2.58
3.34
1.90
8.85
3.76
4.85
5.11
1994
4.77
1.84
5.38
2.69
5.89
2.46
3.09
7.64
4.84
1.22
4.50
4.78
1995
3.71
2.86
1.85
2.19
0.00
0.00
4.33
2.01
3.16
8.64
4.60
0.97
1996
6.30
2.61
2.06
6.54
3.34
3.09
6.01
4.03
5.80
5.81
2.93
5.89
1997
3.07
1.63
4.67
3.10
2.69
1.47
2.15
3.03
1.43
2.03
5.08
2.29
1998
4.52
3.08
5.79
3.22
5.37
9.61
1.77
2.38
1.39
4.78
2.28
1.46
1999
5.98
3.10
13.98
0.92
2.80
0.32
3.45
1.85
8.13
3.23
3.33
2.54
2000
3.05
2.58
3.66
6.84
3.48
5.73
4.11
2.10
3.01
2.08
3.50
3.61
2001
1.64
2.37
6.53
0.76
2.26
6.27
1.93
2.36
3.42
0.71
1.36
2.77
2002
2.47
1.43
4.20
3.58
5.57
4.85
2.65
2.95
3.95
4.39
3.82
4.44
2003
1.95
4.43
4.06
3.43
4.00
6.16
3.05
5.34
4.26
5.31
2.19
4.50
2004
1.32
1.45
3.35
6.57
3.27
1.47
4.88
5.06
7.53
2.27
3.93
4.54
2005
5.85
3.03
4.18
6.49
3.71
1.77
5.02
2.64
2.83
15.56
4.77
3.62
2006
5.28
3.51
0.50
2.35
6.64
6.91
3.10
4.07
2.37
6.91
7.09
2.49
2007
3.11
1.73
4.70
8.30
5.12
2.16
4.30
1.01
1.98
3.12
3.26
4.57
2008
2.45
9.68
5.62
4.24
2.45
5.55
7.97
3.53
9.22
2.62
4.25
5.38
2009
3.42
1.88
2.31
3.80
2.96
6.51
10.85
2.85
1.92
4.88
3.43
4.51
2010
3.03
4.14
10.18
1.37
2.86
4.06
2.59
4.36
2.19
6.20
4.26
3.20
2011
4.11
5.30
3.99
5.54
3.85
6.91
2.20
12.21
7.26
6.11
4.27
5.16
2012
3.03
1.42
1.66
3.12
4.00
5.53
3.16
6.70
4.80
4.16
2.75
5.11
2013
1.95
3.57
2.93
1.48
4.46
10.06
2.97
3.05
3.23
1.43
3.62
4.44
2014
3.11
3.60
5.31
4.44
4.16
1.56
6.28
6.00
2.72
6.37
4.51
4.90
2015
3.65
3.03
2.41
2.97
0.60
6.35
2.86
3.21
4.15
3.05
1.76
4.65
2016
2.08
5.20
3.49
2.63
2.09
1.66
2.06
3.96
3.27
6.57
3.89
3.65
2017
3.84
2.44
3.99
4.75
5.89
4.21
2.29
1.59
2.51
8.83
1.79
2.85
2018
3.62
4.87
3.06
5.62
2.29
4.02
5.16
5.90
7.25
3.68
10.00
4.04
2019
4.98
3.48
3.29
7.88
3.52
3.38
4.89
3.71
2.19
7.69
2.60
7.05
2020
2.09
3.22
4.26
6.03
1.81
2.43
1.46
4.55
2.35
6.01
5.95
6.73
2021
6.84
3.18
2.03
3.13
5.95
1.41
13.85
5.42
7.60
7.07
1.68
3.59
2022
3.13
5.33
3.46
3.91
2.42
3.16
3.54
2.91
6.14
4.44
3.84
6.07
2023
6.13
1.65
4.33
4.79
2.54
4.73
12.30
5.88
8.78
3.81
1.47
7.39
2024
8.18
1.35
8.57
4.43
8.02
2.44
2.53
3.98
0.92
0.75
2.86
5.02
2025
2.04
3.81
4.53
3.77
8.50
0.81
4.82
1.94
3.10
5.60
2.64
3.81
2026
3.88
1.66
3.93
1.62
4.33
1.88
10.04
2.71
2.42
M
M
M
NCEI Climatology
3.52
3.39
4.19
4.08
3.56
4.22
3.93
4.14
4.24
4.84
4.00
4.28
Average Wind Speed [MPH]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1949
12.6
14.4
16.5
14.2
12.8
13.0
10.3
10.7
12.6
11.0
13.6
15.5
1950
14.1
16.1
18.4
14.2
12.4
12.8
11.2
10.3
10.7
12.3
15.9
14.2
1951
16.6
17.5
13.7
13.6
11.5
9.9
9.4
8.4
10.8
11.4
14.5
14.0
1952
15.5
16.6
14.2
11.9
12.5
11.8
9.9
8.9
9.8
13.7
11.6
13.7
1953
13.6
16.2
13.9
13.8
9.6
11.4
10.4
9.9
11.6
11.6
11.7
16.0
1954
15.3
13.3
15.6
13.9
12.5
11.0
10.5
11.0
10.9
11.2
10.6
12.2
1955
13.0
11.4
18.3
17.1
16.4
14.6
14.6
14.7
13.6
14.2
14.5
15.3
1956
16.6
14.4
13.5
12.7
12.9
10.8
10.7
11.5
12.3
11.5
12.8
13.7
1957
15.0
13.5
13.0
15.1
14.2
12.1
12.3
10.2
12.0
13.1
14.0
14.9
1958
15.4
17.4
14.8
13.7
13.8
13.1
11.0
12.3
13.2
13.2
14.9
13.6
1959
M
M
M
M
M
M
M
M
M
M
9.9
8.8
1960
10.1
12.2
10.9
9.4
8.2
7.3
6.3
7.1
7.8
8.8
9.7
10.5
1961
11.3
10.3
9.6
10.9
9.4
7.7
6.7
7.1
7.7
9.2
10.2
9.8
1962
11.0
10.3
12.3
11.7
8.7
7.6
7.0
7.6
8.0
8.2
8.8
10.1
1963
9.9
10.3
10.4
10.5
9.0
8.6
9.0
9.2
9.7
10.3
10.8
11.0
1964
13.2
13.6
12.0
10.3
11.2
9.8
8.9
8.5
8.8
9.8
9.9
10.8
1965
12.9
11.4
11.2
10.0
9.4
8.9
8.9
8.5
8.3
11.6
10.6
9.8
1966
14.8
11.3
11.3
9.7
10.2
8.4
8.8
7.8
9.6
10.1
8.6
11.5
1967
10.5
12.7
10.0
13.1
11.9
9.4
7.1
7.7
9.9
8.9
10.5
11.0
1968
11.8
13.2
11.6
11.5
9.7
9.3
8.4
8.0
7.5
8.8
10.4
12.2
1969
11.0
13.0
12.6
10.5
10.5
8.0
7.7
8.4
7.6
8.7
9.5
11.3
1970
11.7
11.4
11.5
11.6
10.0
8.8
8.1
8.6
8.9
8.0
8.5
12.8
1971
12.4
9.3
11.6
11.8
9.0
8.5
8.5
8.6
6.8
7.9
9.0
10.7
1972
10.6
12.3
10.8
9.9
9.2
8.5
7.8
7.8
8.8
9.2
9.4
9.7
1973
11.7
10.4
9.8
11.9
10.9
9.7
8.5
8.3
9.0
10.0
11.9
10.8
1974
10.8
11.9
13.7
12.3
10.4
9.2
9.2
8.5
9.6
10.6
10.7
10.7
1975
10.2
10.3
11.0
11.4
7.6
7.8
7.6
7.6
7.7
8.1
8.6
9.7
1976
11.0
11.3
11.1
10.7
9.1
7.8
7.3
7.5
7.5
8.7
9.9
11.0
1977
11.6
11.1
11.3
10.5
9.5
8.5
7.7
7.0
7.6
8.6
8.6
10.0
1978
10.8
10.2
10.6
10.8
9.1
8.5
7.7
7.9
7.6
8.6
8.5
11.4
1979
11.9
12.9
10.5
11.1
8.7
7.9
6.2
6.9
7.2
7.9
8.5
10.3
1980
10.5
10.1
11.0
9.0
8.5
7.7
7.4
6.9
7.6
7.6
10.8
10.3
1981
10.4
10.4
10.3
10.8
8.4
8.4
7.7
7.1
8.6
8.6
10.1
9.9
1982
11.2
9.4
9.6
13.4
7.7
8.4
7.9
8.5
7.8
8.8
9.1
8.9
1983
8.7
9.9
11.0
8.7
7.6
6.6
7.8
6.4
6.3
7.7
9.1
10.0
1984
7.5
9.1
10.4
8.2
8.9
7.6
8.3
6.3
8.1
7.0
9.5
9.2
1985
11.9
12.1
12.6
11.2
10.8
9.4
8.2
7.0
7.7
8.6
8.9
9.4
1986
11.3
8.5
10.8
8.3
8.5
9.4
7.5
7.6
8.5
8.1
9.8
9.6
1987
10.2
11.2
8.9
9.4
9.2
8.4
7.1
7.7
8.1
9.0
10.6
10.2
1988
10.5
10.5
10.8
10.0
8.0
9.4
7.7
8.7
8.9
9.7
10.7
11.2
1989
11.3
9.5
10.5
9.8
9.3
7.9
7.8
8.4
7.8
9.7
12.3
11.3
1990
11.2
12.7
10.2
11.7
10.2
9.1
8.5
8.1
8.3
12.8
14.0
12.1
1991
11.3
11.7
11.4
10.9
9.9
10.0
9.2
10.4
9.9
12.0
11.3
12.8
1992
12.8
12.9
12.0
10.9
9.6
10.2
8.5
8.8
8.9
9.4
8.4
11.7
1993
10.3
11.1
11.1
10.5
9.7
10.0
9.2
7.2
9.0
10.2
10.6
11.0
1994
11.8
11.6
11.0
10.9
10.7
9.8
8.3
8.6
9.4
8.5
11.4
10.6
1995
10.2
11.7
8.7
9.3
8.9
8.3
9.3
9.1
8.7
10.7
10.5
12.8
1996
11.9
11.7
10.4
12.3
10.2
8.9
9.6
7.5
9.4
10.1
9.8
10.3
1997
13.1
12.2
12.0
11.5
12.0
9.3
9.5
8.4
9.4
8.6
11.2
10.9
1998
10.0
11.0
11.6
10.2
10.7
9.3
9.2
8.1
9.7
11.2
10.0
10.9
1999
11.1
10.8
13.7
11.2
8.4
9.3
9.0
8.8
9.1
10.4
12.0
11.4
2000
13.3
11.9
11.5
12.0
9.7
9.5
8.5
7.1
7.2
9.0
9.8
11.8
2001
8.5
12.6
11.3
10.3
10.1
9.1
9.4
8.3
9.3
11.1
11.1
10.0
2002
11.4
11.3
10.6
11.0
11.5
10.0
10.1
9.1
9.9
9.8
11.4
12.5
2003
11.9
11.5
11.2
9.9
8.9
9.0
9.2
8.4
7.9
10.3
10.8
13.2
2004
13.2
11.6
11.4
11.6
10.2
9.6
8.3
8.5
8.3
9.6
10.7
11.5
2005
10.3
10.2
11.7
10.5
9.4
8.5
9.0
8.1
9.1
11.6
10.7
10.6
2006
11.3
12.4
11.8
11.0
10.7
9.6
9.3
9.1
9.1
10.9
9.6
11.5
2007
11.4
13.3
12.8
10.2
9.5
9.8
8.1
7.8
8.3
8.5
9.8
9.1
2008
10.4
10.4
11.3
8.9
9.9
8.4
7.7
7.3
7.4
9.0
9.1
12.6
2009
10.4
12.1
10.0
10.9
9.7
7.0
8.1
7.6
8.1
9.4
9.0
12.2
2010
11.8
11.8
10.9
9.8
9.7
8.5
8.7
8.9
9.7
10.7
9.9
13.1
2011
10.5
11.9
11.0
11.0
9.1
8.5
8.2
8.3
7.6
9.7
10.0
10.1
2012
10.5
10.0
10.1
10.8
7.4
8.2
7.9
7.5
8.0
8.6
9.1
10.7
2013
11.6
11.6
11.8
11.2
9.6
10.1
8.5
8.8
8.7
8.5
11.9
9.7
2014
12.2
10.6
11.2
11.4
9.8
9.0
9.4
8.1
8.1
10.3
11.1
10.6
2015
12.3
11.8
11.8
11.3
10.8
9.1
8.5
8.4
8.3
10.0
10.6
9.3
2016
11.9
12.4
10.9
10.2
9.4
9.9
8.9
8.8
8.6
9.5
10.2
11.0
2017
11.1
12.1
12.4
10.3
9.0
10.1
8.2
8.0
8.6
10.1
10.0
10.0
2018
12.6
10.5
11.8
10.7
9.5
9.2
8.2
8.4
7.6
10.2
10.9
10.1
2019
11.7
11.0
11.3
11.0
9.1
8.8
7.9
8.1
8.4
9.3
11.0
11.7
2020
10.2
9.8
10.1
11.4
10.7
8.0
8.2
8.1
8.3
8.1
10.9
11.4
2021
9.9
9.4
11.5
10.4
9.8
9.2
7.5
7.3
8.3
8.4
8.8
8.3
2022
9.9
10.5
10.5
10.5
8.9
8.2
9.1
7.9
7.8
7.9
10.8
10.9
2023
8.8
10.3
10.0
8.3
8.7
7.1
7.0
8.1
7.4
7.7
8.5
8.0
2024
8.8
9.1
9.9
9.0
7.7
8.5
7.8
7.1
6.8
8.0
9.6
8.6
2025
11.3
10.1
9.7
10.0
8.6
7.9
8.7
7.2
6.7
9.0
9.7
10.3
2026
10.9
10.6
11.0
9.5
10.1
9.5
9.0
7.8
8.2
M
M
M
NCEI Climatology
M
M
M
M
M
M
M
M
M
M
M
M
Average Daily High Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1949
36.61
37.07
43.84
57.03
67.77
80.40
84.23
80.61
68.37
64.39
45.27
38.52
1950
39.71
28.86
36.94
51.43
64.74
76.57
79.16
76.13
65.30
61.52
50.73
35.29
1951
35.48
37.39
41.10
56.07
67.00
71.77
78.90
75.71
70.33
59.68
44.40
36.65
1952
35.19
34.48
38.65
55.60
62.97
76.73
84.61
77.52
71.97
58.45
47.30
37.26
1953
36.35
37.61
43.13
52.37
66.26
78.47
78.97
78.35
72.60
61.81
51.10
42.65
1954
29.13
40.93
42.32
53.64
61.39
73.40
77.13
73.10
65.60
62.42
46.87
35.90
1955
30.84
36.39
40.48
54.53
71.10
72.23
83.19
79.61
69.30
59.26
42.80
28.90
1956
31.55
33.97
35.42
48.53
63.35
76.60
75.71
77.00
64.80
61.68
48.33
37.32
1957
25.10
37.39
43.87
57.43
65.68
77.53
78.58
74.68
71.77
57.84
48.07
40.35
1958
31.03
25.46
39.58
55.10
61.81
68.50
75.55
75.87
67.63
55.19
48.67
27.68
1959
M
M
M
M
M
M
M
M
M
M
47.33
36.65
1960
30.45
34.72
32.71
55.87
65.77
73.17
75.74
75.00
67.10
57.06
49.70
31.10
1961
26.13
35.00
40.39
49.27
62.77
75.40
77.39
76.03
74.23
61.00
45.33
32.32
1962
31.45
29.61
41.52
55.67
64.52
74.73
74.84
74.39
66.27
57.10
43.70
31.35
1963
29.58
29.07
41.16
54.87
66.90
75.57
78.74
74.48
65.50
67.84
49.67
26.00
1964
34.29
31.41
43.68
53.47
71.16
74.47
77.00
72.26
69.07
58.77
49.73
35.13
1965
27.74
32.00
37.52
51.27
70.13
72.80
76.74
75.26
69.23
58.06
43.43
35.90
1966
28.35
31.93
40.84
49.53
61.65
74.33
79.90
76.10
65.20
57.39
49.33
33.58
1967
35.10
28.46
35.58
50.17
57.35
75.57
78.19
75.58
69.50
59.29
40.03
35.90
1968
26.10
27.41
43.10
58.80
62.65
69.80
80.06
77.19
72.03
60.71
42.50
30.23
1969
29.42
30.00
37.29
58.43
66.42
75.30
75.61
78.71
68.43
57.61
44.57
30.45
1970
21.45
32.46
36.71
53.70
66.68
72.20
79.81
78.84
68.10
58.74
45.87
28.10
1971
25.03
31.82
36.26
51.60
62.55
75.80
79.77
77.35
70.10
64.48
42.57
36.81
1972
34.00
29.96
37.97
48.63
65.03
68.80
78.87
74.97
67.57
52.19
39.60
32.42
1973
41.58
36.04
48.77
54.73
62.68
75.57
79.00
79.58
68.73
59.90
47.37
39.71
1974
33.03
32.14
41.94
57.13
60.97
72.90
77.97
78.06
66.77
54.71
46.50
36.26
1975
34.03
32.25
38.84
49.50
70.00
71.00
79.29
74.61
64.67
59.84
52.60
34.87
1976
27.61
40.03
43.61
58.43
64.00
75.67
75.45
74.52
67.10
53.74
40.83
29.74
1977
22.65
30.68
45.81
56.00
68.74
69.80
77.19
75.97
66.77
56.74
47.07
32.16
1978
26.87
26.39
38.16
50.53
65.03
74.33
76.65
74.87
67.10
56.48
46.03
34.90
1979
31.10
22.96
45.87
51.70
65.13
73.53
79.10
74.58
68.67
55.97
51.47
38.90
1980
32.35
30.25
41.16
54.10
66.32
70.97
79.87
77.23
70.77
55.52
45.21
34.15
1981
23.46
40.26
42.88
57.03
67.81
75.03
78.81
75.90
65.93
54.55
45.47
32.65
1982
25.02
32.68
41.46
53.70
68.68
69.33
80.71
74.45
69.27
59.55
51.53
42.02
1983
32.27
35.79
43.29
54.53
63.29
77.70
82.19
78.81
73.87
58.06
48.90
34.42
1984
29.62
40.59
35.94
53.50
64.29
77.13
77.97
79.26
68.73
61.90
56.89
58.35
1985
26.52
36.18
46.10
56.63
68.23
69.30
78.94
74.97
69.73
59.76
50.75
50.78
1986
41.77
29.23
45.81
55.73
67.39
71.37
75.43
73.68
66.77
57.77
45.00
36.23
1987
30.55
33.07
43.68
53.25
66.94
73.97
78.86
74.81
67.40
57.61
47.50
36.71
1988
29.90
34.38
44.13
50.43
65.96
73.77
80.77
79.89
68.57
52.74
49.60
34.31
1989
35.87
31.36
41.06
50.53
65.52
71.43
75.94
74.19
67.83
58.74
43.83
22.18
1990
37.97
36.96
45.39
51.97
59.71
73.20
76.81
75.61
66.90
61.13
49.53
41.84
1991
30.94
37.96
43.97
57.00
71.52
74.10
77.45
76.81
66.90
60.42
46.10
36.81
1992
32.75
34.72
38.87
50.13
65.19
72.47
73.71
73.03
67.06
54.72
43.53
35.13
1993
32.77
27.92
38.75
53.83
67.13
73.50
78.57
78.42
66.56
55.26
47.33
34.97
1994
24.42
28.64
40.55
57.37
63.32
75.33
81.03
74.13
65.60
59.00
51.37
40.16
1995
35.74
30.74
43.45
51.59
62.82
74.61
79.87
77.42
67.40
62.10
41.90
29.74
1996
30.35
30.86
39.52
53.37
63.68
73.20
75.48
76.21
67.10
57.57
42.27
38.53
1997
30.92
36.71
39.03
51.79
60.40
74.37
77.48
74.97
67.85
56.56
42.11
36.36
1998
34.30
38.74
44.30
55.55
68.61
69.63
77.90
78.12
71.82
57.50
46.51
42.85
1999
34.21
38.19
44.32
55.25
66.74
77.16
80.67
76.56
71.91
58.01
52.04
39.43
2000
30.56
36.86
48.99
52.35
65.17
72.60
73.91
73.57
67.73
57.72
44.35
30.43
2001
31.11
33.42
36.19
55.36
67.15
75.04
75.01
79.84
70.01
60.86
52.03
40.98
2002
37.39
40.55
43.86
57.07
62.97
72.13
78.87
79.35
72.34
54.23
43.45
33.89
2003
23.97
27.79
44.38
50.85
61.50
71.04
78.07
77.57
69.83
56.39
50.85
37.90
2004
21.39
34.76
42.94
56.07
67.52
73.35
75.95
76.09
70.41
56.42
48.17
36.10
2005
28.57
35.31
38.20
59.13
58.75
77.60
78.88
79.90
73.67
57.43
50.18
32.85
2006
39.34
33.79
43.61
58.47
63.26
72.65
80.97
76.15
67.53
57.89
52.19
42.72
2007
35.15
27.56
42.30
50.15
69.28
74.09
79.14
78.66
73.22
64.61
45.46
33.41
2008
34.95
33.91
42.10
58.81
63.94
75.52
79.74
75.39
70.48
57.59
44.43
36.33
2009
26.09
36.67
43.49
57.85
66.20
68.94
74.78
78.42
68.13
55.78
50.87
34.29
2010
30.88
33.49
48.38
60.92
71.06
76.12
82.99
78.48
72.49
58.39
47.33
33.20
2011
28.48
33.75
41.94
55.85
66.42
73.33
82.10
77.62
72.20
57.88
54.60
43.89
2012
36.63
40.79
53.32
59.50
68.71
73.49
82.42
80.19
69.87
60.13
45.70
40.28
2013
34.16
33.59
39.30
55.80
68.35
74.80
81.91
75.81
69.60
59.42
45.71
34.48
2014
29.55
31.89
36.97
54.93
65.68
75.47
79.13
75.61
70.07
59.23
45.33
37.71
2015
28.90
23.81
37.65
54.60
74.39
73.13
80.55
78.81
75.77
57.97
52.30
47.81
2016
34.25
39.41
49.10
56.40
65.90
75.43
81.74
80.84
72.30
59.45
49.90
36.14
2017
35.68
40.41
37.61
58.63
61.94
74.43
77.43
76.52
72.37
66.45
47.47
30.77
2018
31.71
42.82
39.77
49.20
71.52
73.43
81.55
79.45
70.80
55.94
41.73
38.29
2019
30.90
34.43
41.32
54.93
62.98
73.83
82.16
78.10
70.60
58.29
43.17
35.81
2020
37.00
37.67
48.03
49.57
65.19
76.96
82.84
80.36
71.42
59.05
53.69
38.87
2021
32.87
32.97
48.71
56.56
66.79
78.73
75.13
79.26
71.00
61.94
47.66
41.17
2022
30.99
39.07
46.11
54.83
69.00
74.05
81.49
82.16
69.00
59.87
53.03
40.94
2023
39.73
40.37
44.80
59.46
67.82
72.63
80.98
75.74
71.03
63.29
45.94
44.65
2024
34.67
39.72
47.06
55.83
68.43
78.49
81.99
76.90
71.83
63.56
52.99
38.08
2025
30.45
33.04
47.74
57.07
64.53
75.60
81.61
76.48
72.53
59.81
45.60
32.97
2026
28.45
31.50
47.65
58.13
66.10
78.10
79.32
78.48
73.00
M
M
M
NCEI Climatology
32.30
35.20
42.99
55.70
66.60
74.50
79.81
78.10
70.70
58.91
47.90
37.50
Average Daily Low Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1949
23.03
21.54
26.68
38.17
47.55
58.93
64.45
62.55
50.93
47.29
30.30
23.74
1950
23.35
14.89
18.94
34.27
44.45
55.37
60.55
59.03
49.43
44.00
35.07
22.90
1951
20.94
21.25
27.13
37.70
47.10
54.83
61.81
59.52
52.53
43.77
28.37
21.84
1952
19.42
20.59
26.48
39.30
45.29
58.13
64.71
60.65
53.30
39.23
34.10
24.26
1953
23.03
22.14
28.42
37.97
47.68
56.47
60.87
59.61
53.70
45.16
36.57
27.10
1954
13.65
24.00
25.52
33.76
45.39
55.30
59.29
57.16
51.37
46.97
32.77
22.06
1955
16.97
19.71
25.29
38.30
49.10
55.67
64.42
63.26
51.60
43.71
30.80
14.03
1956
20.35
20.62
21.58
32.53
41.23
56.73
59.00
59.48
49.37
43.03
32.50
22.74
1957
9.65
22.21
27.45
37.87
46.16
57.67
59.68
56.00
53.07
41.39
33.70
27.10
1958
19.03
12.39
29.90
39.00
44.23
51.37
62.45
59.48
52.00
39.55
33.47
13.61
1959
M
M
M
M
M
M
M
M
M
M
32.13
24.61
1960
18.68
21.52
18.94
36.43
48.52
56.17
59.00
59.68
51.63
40.87
34.10
15.39
1961
11.52
20.71
26.03
34.83
45.77
57.23
62.03
60.23
57.77
43.97
33.60
21.35
1962
15.77
14.29
27.26
34.37
45.81
55.77
57.74
57.71
50.30
41.58
31.23
17.00
1963
15.35
10.93
26.68
34.97
45.23
56.23
61.19
56.94
47.73
46.65
36.27
14.42
1964
20.26
17.14
27.39
34.50
48.71
54.80
60.48
55.32
50.50
40.68
33.83
22.35
1965
14.61
16.36
25.77
35.47
47.87
54.67
59.65
59.55
53.80
41.00
29.73
24.23
1966
16.10
19.32
27.19
33.80
44.45
56.40
61.52
60.26
50.47
40.77
36.70
21.84
1967
23.58
12.89
22.42
33.50
40.81
57.13
64.16
61.16
52.93
43.61
28.53
23.58
1968
12.39
12.45
27.87
38.30
44.58
54.43
63.10
59.84
55.77
45.97
32.10
17.94
1969
17.87
20.57
24.55
39.83
47.23
58.27
61.74
62.61
53.27
42.00
33.50
20.32
1970
8.35
15.68
23.32
35.40
47.48
55.37
62.48
61.71
52.67
44.61
34.57
16.29
1971
10.81
19.96
23.23
32.90
45.74
55.33
61.94
59.52
56.33
48.65
31.00
24.26
1972
18.87
15.93
23.13
32.33
47.03
55.80
63.77
59.42
52.10
37.23
29.93
22.39
1973
16.16
15.96
32.35
37.30
45.45
59.20
62.87
64.29
52.17
43.19
31.50
24.35
1974
19.81
16.11
25.10
38.43
44.68
55.83
62.39
62.06
53.07
37.29
31.93
25.65
1975
21.55
19.54
23.29
32.27
49.97
55.87
63.68
59.58
48.50
43.48
38.03
20.61
1976
11.23
22.55
27.29
40.47
45.90
59.20
59.94
59.35
51.73
39.52
28.67
14.55
1977
9.84
19.54
33.03
36.40
47.74
54.33
60.94
60.77
52.20
42.16
34.80
20.03
1978
14.03
12.86
22.77
34.20
47.39
54.40
59.45
61.35
48.40
40.26
32.03
22.29
1979
19.35
10.18
30.16
36.83
50.26
53.47
62.65
60.16
51.73
42.06
37.67
24.71
1980
18.32
14.75
25.33
37.68
47.81
51.63
62.06
62.00
51.90
39.23
27.85
14.94
1981
8.68
25.20
26.50
37.53
48.14
56.57
62.26
58.58
50.37
39.06
32.57
22.52
1982
9.11
19.00
25.97
34.44
48.68
53.95
62.26
57.84
53.20
42.29
36.17
28.19
1983
19.97
22.58
29.91
38.70
46.39
58.40
63.00
61.81
55.67
42.90
35.27
20.48
1984
16.57
27.29
22.75
37.57
46.45
59.00
61.94
63.63
51.10
45.58
28.20
23.76
1985
14.10
21.40
28.22
37.64
47.69
53.43
61.61
60.81
54.07
43.66
34.97
18.35
1986
18.35
16.60
26.49
39.28
48.35
53.30
60.69
59.13
51.90
41.71
29.30
24.26
1987
17.23
15.57
29.35
38.29
47.72
57.04
62.49
58.28
53.57
39.93
31.67
24.94
1988
15.58
18.83
26.26
36.77
48.43
55.14
63.94
63.75
51.35
37.97
33.51
19.71
1989
20.55
16.57
24.11
33.67
47.61
55.57
60.42
59.19
52.47
42.35
29.00
7.65
1990
24.52
20.04
26.35
35.53
42.86
55.07
61.00
61.13
51.47
44.87
33.93
26.00
1991
16.81
23.18
28.86
39.27
50.90
55.37
62.05
60.71
51.00
44.10
34.30
22.45
1992
18.32
19.21
22.58
34.69
45.74
54.39
57.02
56.88
50.62
38.47
30.79
21.00
1993
17.85
10.34
22.92
36.39
46.98
54.31
60.49
59.85
51.25
38.04
31.03
21.33
1994
6.94
12.74
25.15
36.68
44.02
57.54
63.88
57.20
51.13
41.44
34.66
25.10
1995
22.85
14.40
28.23
33.03
45.09
55.63
63.69
59.99
51.14
45.69
29.32
18.45
1996
16.65
18.43
23.81
37.03
46.12
58.42
61.12
61.14
54.77
41.80
29.48
27.85
1997
16.02
23.85
24.79
35.37
43.60
57.05
60.43
60.19
52.77
41.21
30.44
23.83
1998
24.02
26.79
29.41
38.77
50.66
56.17
61.76
62.43
54.17
42.86
34.01
28.48
1999
17.91
24.30
28.05
38.03
49.22
58.92
64.03
60.49
57.19
40.03
36.80
26.36
2000
15.51
22.98
31.52
37.03
47.39
56.01
59.15
59.97
51.29
42.46
33.75
16.99
2001
18.34
18.64
25.87
37.43
48.97
58.75
57.89
64.17
54.41
44.32
36.79
29.59
2002
26.21
23.58
28.07
38.18
45.22
54.58
62.50
62.65
57.08
40.86
31.39
22.32
2003
11.55
15.29
25.05
34.01
46.02
56.52
62.57
63.72
55.22
41.41
35.55
24.74
2004
8.81
20.00
28.65
38.17
48.77
55.30
61.57
61.34
55.16
43.58
32.95
22.52
2005
15.70
21.99
23.64
39.51
43.94
59.30
63.74
64.68
57.63
45.47
34.19
21.65
2006
25.60
19.54
27.65
40.00
47.64
59.40
65.58
60.95
53.60
42.48
39.78
30.00
2007
21.60
13.60
24.63
36.18
49.39
56.60
62.39
61.70
55.52
48.67
31.09
21.61
2008
21.12
19.94
26.32
40.25
45.86
59.80
65.21
60.37
55.78
42.04
32.37
22.05
2009
11.69
19.71
27.07
38.80
47.96
54.89
58.76
62.19
51.71
40.05
38.22
21.40
2010
18.17
21.79
33.89
41.26
50.05
58.73
65.02
61.58
55.19
41.92
33.28
20.29
2011
15.23
16.21
26.45
38.90
49.68
55.88
63.97
61.29
57.07
44.82
38.94
28.28
2012
21.77
25.19
34.52
38.90
52.97
56.27
64.07
63.58
53.50
45.87
32.71
28.16
2013
19.56
19.74
27.00
36.33
46.57
57.00
66.19
59.58
51.20
43.77
29.57
20.81
2014
14.06
16.21
19.61
35.67
47.42
56.80
61.65
58.84
53.17
45.19
30.00
27.37
2015
13.35
5.85
21.84
37.67
50.71
55.70
63.29
62.52
56.37
40.90
36.67
34.94
2016
20.10
19.62
30.84
33.90
48.10
55.67
62.90
63.48
55.93
43.29
34.80
22.92
2017
24.10
23.79
21.90
40.53
45.71
56.43
60.94
59.77
56.40
49.52
30.87
19.26
2018
16.32
24.07
27.24
32.63
51.03
55.40
63.81
64.48
56.73
40.74
30.00
23.84
2019
15.39
19.25
24.45
38.13
45.65
57.00
64.97
60.52
52.87
44.55
28.16
22.87
2020
24.47
24.37
32.15
35.58
46.23
58.93
66.25
63.87
55.33
44.53
37.84
26.32
2021
21.79
22.45
29.74
39.19
49.21
61.11
61.70
65.66
57.07
49.28
32.92
29.23
2022
14.36
20.97
29.13
38.90
51.55
57.27
65.04
65.19
54.85
45.61
38.26
27.61
2023
29.75
24.04
31.05
42.00
47.83
56.85
66.15
62.23
58.41
49.07
31.47
32.07
2024
23.94
25.51
32.92
39.82
52.04
59.84
67.40
62.03
56.49
46.61
38.89
25.10
2025
18.42
19.75
29.37
39.17
49.54
59.60
65.34
59.39
55.50
44.71
31.80
18.42
2026
15.06
17.14
28.68
37.67
47.90
58.67
62.39
62.90
57.85
M
M
M
NCEI Climatology
17.10
19.00
26.00
36.50
46.79
55.91
61.71
60.50
53.20
42.20
32.50
23.39
Average Daily Temperature (high+low)/2 [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1949
29.82
29.30
35.26
47.60
57.66
69.67
74.34
71.58
59.65
55.84
37.78
31.13
1950
31.53
21.88
27.94
42.85
54.60
65.97
69.85
67.58
57.37
52.76
42.90
29.10
1951
28.21
29.32
34.11
46.88
57.05
63.30
70.35
67.61
61.43
51.73
36.38
29.24
1952
27.31
27.53
32.56
47.45
54.13
67.43
74.66
69.08
62.63
48.84
40.70
30.76
1953
29.69
29.88
35.77
45.17
56.97
67.47
69.92
68.98
63.15
53.48
43.83
34.87
1954
21.39
32.46
33.92
43.70
53.39
64.35
68.21
65.13
58.48
54.69
39.82
28.98
1955
23.90
28.05
32.89
46.42
60.10
63.95
73.81
71.44
60.45
51.48
36.80
21.47
1956
25.95
27.29
28.50
40.53
52.29
66.67
67.35
68.24
57.08
52.35
40.42
30.03
1957
17.37
29.80
35.66
47.65
55.92
67.60
69.13
65.34
62.42
49.61
40.88
33.73
1958
25.03
18.93
34.74
47.05
53.02
59.93
69.00
67.68
59.82
47.37
41.07
20.65
1959
M
M
M
M
M
M
M
M
M
M
39.73
30.63
1960
24.56
28.12
25.82
46.15
57.15
64.67
67.37
67.34
59.37
48.97
41.90
23.24
1961
18.82
27.86
33.21
42.05
54.27
66.32
69.71
68.13
66.00
52.48
39.47
26.84
1962
23.61
21.95
34.39
45.02
55.16
65.25
66.29
66.05
58.28
49.34
37.47
24.18
1963
22.47
20.00
33.92
44.92
56.06
65.90
69.97
65.71
56.62
57.24
42.97
20.21
1964
27.27
24.28
35.53
43.98
59.94
64.63
68.74
63.79
59.78
49.73
41.78
28.74
1965
21.18
24.18
31.65
43.37
59.00
63.73
68.19
67.40
61.52
49.53
36.58
30.06
1966
22.23
25.62
34.02
41.67
53.05
65.37
70.71
68.18
57.83
49.08
43.02
27.71
1967
29.34
20.68
29.00
41.83
49.08
66.35
71.18
68.37
61.22
51.45
34.28
29.74
1968
19.24
19.93
35.48
48.55
53.61
62.12
71.58
68.52
63.90
53.34
37.30
24.08
1969
23.65
25.29
30.92
49.13
56.82
66.78
68.68
70.66
60.85
49.81
39.03
25.39
1970
14.90
24.07
30.02
44.55
57.08
63.78
71.15
70.27
60.38
51.68
40.22
22.19
1971
17.92
25.89
29.74
42.25
54.15
65.57
70.85
68.44
63.22
56.56
36.78
30.53
1972
26.44
22.95
30.55
40.48
56.03
62.30
71.32
67.19
59.83
44.71
34.77
27.40
1973
28.87
26.00
40.56
46.02
54.06
67.38
70.94
71.94
60.45
51.55
39.43
32.03
1974
26.42
24.12
33.52
47.78
52.82
64.37
70.18
70.06
59.92
46.00
39.22
30.95
1975
27.79
25.89
31.06
40.88
59.98
63.43
71.48
67.10
56.58
51.66
45.32
27.74
1976
19.42
31.29
35.45
49.45
54.95
67.43
67.69
66.94
59.42
46.63
34.75
22.15
1977
16.24
25.11
39.42
46.20
58.24
62.07
69.06
68.37
59.48
49.45
40.93
26.10
1978
20.45
19.62
30.47
42.37
56.21
64.37
68.05
68.11
57.75
48.37
39.03
28.60
1979
25.23
16.57
38.02
44.27
57.69
63.50
70.87
67.37
60.20
49.02
44.57
31.81
1980
25.33
22.50
33.24
45.89
57.06
61.30
70.97
69.61
61.33
47.37
36.53
24.54
1981
16.07
32.73
34.69
47.28
57.97
65.80
70.53
67.24
58.15
46.81
39.02
27.58
1982
17.06
25.84
33.71
44.07
58.68
61.64
71.48
66.15
61.23
50.92
43.85
35.11
1983
26.12
29.18
36.60
46.62
54.84
68.05
72.60
70.31
64.77
50.48
42.08
27.45
1984
23.09
33.94
29.35
45.53
55.37
68.07
69.95
71.44
59.92
53.74
42.54
41.05
1985
20.31
28.79
37.16
47.14
57.96
61.37
70.27
67.89
61.90
51.71
42.86
34.57
1986
30.06
22.91
36.15
47.50
57.87
62.33
68.06
66.40
59.33
49.74
37.15
30.24
1987
23.89
24.32
36.52
45.77
57.33
65.51
70.68
66.54
60.48
48.77
39.58
30.82
1988
22.74
26.60
35.19
43.60
57.19
64.45
72.35
71.82
59.96
45.35
41.55
27.01
1989
28.21
23.96
32.59
42.10
56.56
63.50
68.18
66.69
60.15
50.55
36.42
14.91
1990
31.24
28.50
35.87
43.75
51.28
64.13
68.90
68.37
59.18
53.00
41.73
33.92
1991
23.87
30.57
36.41
48.13
61.21
64.74
69.75
68.76
58.95
52.26
40.20
29.63
1992
25.54
26.97
30.73
42.41
55.47
63.43
65.36
64.95
58.84
46.59
37.16
28.06
1993
25.31
19.13
30.83
45.11
57.05
63.90
69.53
69.13
58.90
46.65
39.18
28.15
1994
15.68
20.69
32.85
47.02
53.67
66.44
72.45
65.66
58.36
50.22
43.02
32.63
1995
29.30
22.57
35.84
42.31
53.95
65.12
71.78
68.70
59.27
53.90
35.61
24.09
1996
23.50
24.64
31.66
45.20
54.90
65.81
68.30
68.67
60.93
49.69
35.87
33.19
1997
23.47
30.28
31.91
43.58
52.00
65.71
68.95
67.58
60.31
48.88
36.28
30.09
1998
29.16
32.76
36.85
47.16
59.64
62.90
69.83
70.27
62.99
50.18
40.26
35.67
1999
26.06
31.24
36.18
46.64
57.98
68.04
72.35
68.53
64.55
49.02
44.42
32.89
2000
23.04
29.92
40.26
44.69
56.28
64.30
66.53
66.77
59.51
50.09
39.05
23.71
2001
24.73
26.03
31.03
46.39
58.06
66.89
66.45
72.01
62.21
52.59
44.41
35.29
2002
31.80
32.06
35.96
47.62
54.09
63.36
70.68
71.00
64.71
47.55
37.42
28.11
2003
17.76
21.54
34.71
42.43
53.76
63.78
70.32
70.65
62.52
48.90
43.20
31.32
2004
15.10
27.38
35.79
47.12
58.15
64.32
68.76
68.72
62.79
50.00
40.56
29.31
2005
22.14
28.65
30.92
49.32
51.34
68.45
71.31
72.29
65.65
51.45
42.18
27.25
2006
32.47
26.66
35.63
49.24
55.45
66.03
73.27
68.55
60.57
50.19
45.99
36.36
2007
28.38
20.58
33.46
43.17
59.34
65.34
70.76
70.18
64.37
56.64
38.28
27.51
2008
28.04
26.93
34.21
49.53
54.90
67.66
72.48
67.88
63.13
49.82
38.40
29.19
2009
18.89
28.19
35.28
48.33
57.08
61.91
66.77
70.31
59.92
47.91
44.54
27.85
2010
24.52
27.64
41.14
51.09
60.56
67.42
74.00
70.03
63.84
50.15
40.31
26.74
2011
21.85
24.98
34.19
47.37
58.05
64.60
73.03
69.45
64.63
51.35
46.77
36.09
2012
29.20
32.99
43.92
49.20
60.84
64.88
73.24
71.89
61.68
53.00
39.21
34.22
2013
26.86
26.66
33.15
46.07
57.46
65.90
74.05
67.69
60.40
51.60
37.64
27.65
2014
21.80
24.05
28.29
45.30
56.55
66.13
70.39
67.23
61.62
52.21
37.67
32.54
2015
21.13
14.83
29.74
46.13
62.55
64.42
71.92
70.66
66.07
49.44
44.49
41.37
2016
27.17
29.52
39.97
45.15
57.00
65.55
72.32
72.16
64.12
51.37
42.35
29.53
2017
29.89
32.10
29.76
49.58
53.82
65.43
69.18
68.15
64.38
57.98
39.17
25.02
2018
24.02
33.45
33.50
40.92
61.27
64.42
72.68
71.97
63.77
48.34
35.87
31.06
2019
23.15
26.84
32.89
46.53
54.31
65.42
73.56
69.31
61.73
51.42
35.67
29.34
2020
30.74
31.02
40.09
42.57
55.71
67.95
74.55
72.12
63.37
51.79
45.76
32.60
2021
27.33
27.71
39.22
47.88
58.00
69.92
68.41
72.46
64.04
55.61
40.29
35.20
2022
22.68
30.02
37.62
46.86
60.27
65.66
73.26
73.68
61.93
52.74
45.65
34.28
2023
34.74
32.21
37.93
50.73
57.83
64.74
73.56
68.99
64.72
56.18
38.70
38.36
2024
29.31
32.62
39.99
47.82
60.23
69.17
74.69
69.47
64.16
55.09
45.94
31.59
2025
24.44
26.40
38.55
48.12
57.04
67.60
73.47
67.94
64.02
52.26
38.70
25.69
2026
21.76
24.32
38.16
47.90
57.00
68.38
70.85
70.69
65.42
M
M
M
NCEI Climatology
24.70
27.10
34.50
46.10
56.70
65.20
70.76
69.30
61.95
50.55
40.20
30.45
Average Relative Humidity [%]
This value is computed via a simple average of available observations weighted
by the duration between observations.
