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Data Calendar for Grinnell

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:  

 

Feb 2025Mar 2025 Apr 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
23242526272801
High: 33.9
Low: 13.1
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 27-83
02
High: 43.8
Low: 11.4
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 30-89		03
High: 62.7
Low: 31.3
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 41-61
Feel Min/Max: 51 to 63		04
High: 57.9
Low: 43.2
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 60-96
Feel Min/Max: 50 to 58		05
High: 43.1
Low: 25.6
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 77-96		06
High: 43.9
Low: 21.7
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 51-90		07
High: 38.7
Low: 29.7
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 87-96		08
High: 52
Low: 22
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 30-94
Feel Min/Max: 50 to 52
09
High: 63.8
Low: 23.3
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 27-92
Feel Min/Max: 51 to 64		10
High: 77.2
Low: 26.2
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 22-91
Feel Min/Max: 50 to 77		11
High: 61.9
Low: 35
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 38-85
Feel Min/Max: 50 to 62		12
High: 69
Low: 30
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 34-80
Feel Min/Max: 50 to 69		13
High: 74.3
Low: 33.8
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 36-90
Feel Min/Max: 50 to 74		14
High: 81
Low: 51.9
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 29-84
Feel Min/Max: 52 to 80		15
High: 52.9
Low: 31.2
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 62-86
Feel Min/Max: 51 to 53
16
High: 45.9
Low: 23.2
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 33-83		17
High: 74.1
Low: 22.1
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 24-85
Feel Min/Max: 50 to 74		18
High: 78
Low: 33
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 26-86
Feel Min/Max: 50 to 78		19
High: 53.2
Low: 33
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 66-90
Feel Min/Max: 50 to 53		20
High: 47.6
Low: 27.1
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 33-79		21
High: 60.6
Low: 33.6
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 33-82
Feel Min/Max: 50 to 61		22
High: 55
Low: 23.3
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 35-77
Feel Min/Max: 50 to 55
23
High: 51.8
Low: 34
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 48-90
Feel Min/Max: 50 to 52		24
High: 52.5
Low: 29.2
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 36-79
Feel Min/Max: 51 to 52		25
High: 57.4
Low: 39
Precip: M
Avg Wind: N @ 0.0
RH% Min/Max: 29-85
Feel Min/Max: 51 to 57		26
High: 42
Low: 25.6
Precip: M
RH% Min/Max: 80-95		27

Precip: M		2829
30310102030405

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.