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Data Calendar for Grinnell (I-80)

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: 30.900202
Low: 21.7
Precip: 0.00
RH% Min/Max: 60-93
Feel Min/Max: 22 to 31		02
High: 25.2
Low: 16.899775
Precip: 0.00
RH% Min/Max: 85-99
Feel Min/Max: 17 to 25		03
High: 20.29999
Low: 7.199617
Precip: 0.00
RH% Min/Max: 73-89
Feel Min/Max: 7 to 20		04
High: 16.7
Low: 0.7
Precip: 0.00
RH% Min/Max: 67-88
Feel Min/Max: 1 to 17
05
High: 16.500202
Low: 11.499775
Precip: 0.00
RH% Min/Max: 51-78
Feel Min/Max: 11 to 17		06
High: 21.6
Low: 7.699989
Precip: 0.00
RH% Min/Max: 66-80
Feel Min/Max: 8 to 22		07
High: 19.900415
Low: 4.4996166
Precip: 0.00
RH% Min/Max: 66-83
Feel Min/Max: 4 to 20		08
High: 21.900202
Low: 2.7
Precip: 0.00
RH% Min/Max: 48-81
Feel Min/Max: 3 to 22		09
High: 36.100418
Low: 10
Precip: 0.00
RH% Min/Max: 63-93
Feel Min/Max: 10 to 36		10
High: 31.8
Low: 25.5
Precip: 0.00
RH% Min/Max: 72-94
Feel Min/Max: 26 to 32		11
High: 32.700203
Low: 19.799616
Precip: 0.00
RH% Min/Max: 74-92
Feel Min/Max: 20 to 33
12
High: 33.099777
Low: 9.899616
Precip: 0.00
RH% Min/Max: 66-94
Feel Min/Max: 10 to 33		13
High: 21.2
Low: 4.4996166
Precip: 0.00
RH% Min/Max: 55-82
Feel Min/Max: 4 to 21		14
High: 20.100203
Low: -2.7
Precip: 0.00
RH% Min/Max: 63-87
Feel Min/Max: -3 to 20		15
High: 27.1
Low: -0.40001097
Precip: 0.00
RH% Min/Max: 50-84
Feel Min/Max: -0 to 27		16
High: 39
Low: 21.19999
Precip: 0.00
RH% Min/Max: 64-91
Feel Min/Max: 21 to 39		17
High: 49.8002
Low: 22.600416
Precip: 0.00
RH% Min/Max: 43-90
Feel Min/Max: 23 to 50		18
High: 22.1
Low: 4.999989
Precip: 0.00
RH% Min/Max: 34-79
Feel Min/Max: 5 to 22
19
High: 4.8
Low: -6.7
Precip: 0.00
RH% Min/Max: 46-72
Feel Min/Max: -7 to 5		20
High: 8.1
Low: -10.300011
Precip: 0.00
RH% Min/Max: 38-76
Feel Min/Max: -10 to 8		21
High: 8.6
Low: -14.4
Precip: 0.00
RH% Min/Max: 35-73
Feel Min/Max: -14 to 9		22
High: 29.3
Low: 8.6
Precip: 0.00
RH% Min/Max: 54-99
Feel Min/Max: 9 to 29		23
High: 24.4
Low: 1.4
Precip: 0.00
RH% Min/Max: 63-85
Feel Min/Max: 1 to 24		24
High: 32.7
Low: 0
Precip: 0.00
RH% Min/Max: 57-81
Feel Min/Max: 0 to 33		25
High: 37.900417
Low: 18.499989
Precip: 0.00
RH% Min/Max: 45-94
Feel Min/Max: 18 to 38
26
High: 29.1
Low: 10.4
Precip: 0.00
RH% Min/Max: 36-83
Feel Min/Max: 10 to 29		27
High: 48.4
Low: 14.5
Precip: 0.00
RH% Min/Max: 18-84
Feel Min/Max: 14 to 48		28
High: 54
Low: 21.19999
Precip: 0.00
RH% Min/Max: 32-87
Feel Min/Max: 21 to 54		29
High: 51.6
Low: 28.900415
Precip: 0.00
RH% Min/Max: 27-75
Feel Min/Max: 29 to 52		30
High: 57.7
Low: 28.4
Precip: 0.00
RH% Min/Max: 40-100
Feel Min/Max: 28 to 58		31
High: 49.8002
Low: 31.600416
Precip: 0.00
RH% Min/Max: 39-100
Feel Min/Max: 32 to 50		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.