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Data Calendar for Alton (IA10)

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Chicago timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

Dec 2024Jan 2025 Feb 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
29303101
High: 29.7
Low: 17.8
Precip: 0.00
Gust: 24 (3:50 AM)
RH% Min/Max: 63-85
Feel Min/Max: 11 to 28		02
High: 27.9
Low: 15.999775
Precip: 0.00
Gust: 21 (7:20 PM)
RH% Min/Max: 55-89
Feel Min/Max: 6 to 27		03
High: 23.9
Low: 7.3
Precip: 0.00
Gust: 21 (2:55 PM)
RH% Min/Max: 49-83
Feel Min/Max: -5 to 12		04
High: 13.5
Low: 4.4996166
Precip: 0.00
Gust: 21 (4:10 PM)
RH% Min/Max: 48-80
Feel Min/Max: -11 to 6
05
High: 19.6
Low: 5.199775
Precip: 0.00
Gust: 27 (9:00 AM)
RH% Min/Max: 28-58
Feel Min/Max: -16 to 5		06
High: 22.3
Low: 0.89958924
Precip: 0.00
Gust: 16 (12:15 AM)
RH% Min/Max: 33-72
Feel Min/Max: -12 to 22		07
High: 22.600416
Low: 4.8
Precip: 0.00
Gust: 15 (4:55 PM)
RH% Min/Max: 48-84
Feel Min/Max: -2 to 21		08
High: 24.1
Low: -1.7
Precip: 0.00
Gust: 20 (11:20 AM)
RH% Min/Max: 54-86
Feel Min/Max: -6 to 18		09
High: 34.2
Low: 11.1
Precip: 0.00
Gust: 27 (2:50 PM)
RH% Min/Max: 62-90
Feel Min/Max: 2 to 28		10
High: 27.7
Low: 11.499775
Precip: 0.00
Gust: 20 (9:30 AM)
RH% Min/Max: 63-90
Feel Min/Max: 7 to 26		11
High: 37.200203
Low: 9.5
Precip: 0.00
Gust: 30 (11:00 PM)
RH% Min/Max: 64-87
Feel Min/Max: 2 to 35
12
High: 27.1
Low: 5.7
Precip: 0.00
Gust: 35 (9:40 AM)
RH% Min/Max: 51-80
Feel Min/Max: -7 to 15		13
High: 21.4
Low: 0
Precip: 0.00
Gust: 23 (10:50 PM)
RH% Min/Max: 40-85
Feel Min/Max: -13 to 21		14
High: 12
Low: -9.900411
Precip: 0.00
Gust: 23 (12:50 AM)
RH% Min/Max: 56-84
Feel Min/Max: -24 to 12		15
High: 37.6
Low: 6.1
Precip: 0.00
Gust: 27 (4:00 PM)
RH% Min/Max: 64-81
Feel Min/Max: -4 to 33		16
High: 43.500202
Low: 24.1
Precip: 0.00
Gust: 24 (1:40 AM)
RH% Min/Max: 46-88
Feel Min/Max: 17 to 43		17
High: 41.700203
Low: 12.599617
Precip: 0.00
Gust: 43 (3:10 PM)
RH% Min/Max: 47-93
Feel Min/Max: -7 to 34		18
High: 16
Low: -1.8
Precip: 0.00
Gust: 31 (4:35 AM)
RH% Min/Max: 47-74
Feel Min/Max: -21 to -1
19
High: 6.4004164
Low: -9.000411
Precip: 0.00
Gust: 24 (1:30 AM)
RH% Min/Max: 41-66
Feel Min/Max: -31 to 4		20
High: -3.1
Low: -16.8
Precip: 0.00
Gust: 33 (1:30 PM)
RH% Min/Max: 50-71
Feel Min/Max: -36 to -3		21
High: 19.200203
Low: -17.5
Precip: 0.00
Gust: 34 (8:50 PM)
RH% Min/Max: 28-75
Feel Min/Max: -34 to 10		22
High: 35.1
Low: 6.6002026
Precip: 0.00
Gust: 31 (7:10 PM)
RH% Min/Max: 52-86
Feel Min/Max: -12 to 25		23
High: 18.7
Low: -0.4
Precip: 0.00
Gust: 21 (9:15 AM)
RH% Min/Max: 43-82
Feel Min/Max: -16 to 12		24
High: 38.1
Low: 3.7
Precip: 0.00
Gust: 32 (4:00 PM)
RH% Min/Max: 46-87
Feel Min/Max: -7 to 29		25
High: 29.3
Low: 7.5
Precip: 0.00
Gust: 32 (1:25 PM)
RH% Min/Max: 44-88
Feel Min/Max: -3 to 18
26
High: 32.2
Low: 2.5
Precip: 0.00
Gust: 20 (3:30 PM)
RH% Min/Max: 30-84
Feel Min/Max: -10 to 23		27
High: 47.800415
Low: 9.9
Precip: 0.00
Gust: 31 (1:00 PM)
RH% Min/Max: 24-79
Feel Min/Max: -0 to 42		28
High: 50.5
Low: 14.199776
Precip: 0.00
Gust: 34 (2:30 PM)
RH% Min/Max: 24-90
Feel Min/Max: 6 to 50		29
High: 52
Low: 21.7
Precip: 0.00
Gust: 17 (10:05 PM)
RH% Min/Max: 27-88
Feel Min/Max: 13 to 52		30
High: 54
Low: 21.4
Precip: 0.00
Gust: 22 (8:10 AM)
RH% Min/Max: 27-82
Feel Min/Max: 9 to 54		31
High: 49.5
Low: 23.899988
Precip: 0.00
Gust: 27 (12:55 PM)
RH% Min/Max: 30-91
Feel Min/Max: 13 to 44		01

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.