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December 20th, 2025 :: 9:09 am CST   

Local Weather Report for
Grinnell
Iowa, United States

 Current Grinnell Weather Conditions Updated December 20th at 7:55 am 
Temperature:37°F Dew Point:27°F
Barometer:29.74 inHg Wind:N 34 Mph
Humidity:64.6% Visibility:0M
 
 Grinnell Weather Forecast Summary  
 
Today
Dec 20th
Sunday
Dec 21st
Monday
Dec 22nd
Tuesday
Dec 23rd
Wednesday
Dec 24th
Cloudy Cloudy Cloudy Cloudy Cloudy
36°F
38°F
23°F
49°F
33°F
41°F
32°F
47°F
33°F
 
 Grinnell Detailed Weather Forecast  
 
Saturday, December 20th, 2025
Morning Temperature: 35°F
Cloudy. Windy at times.
Afternoon Temperature: 28°F
A mix of cloud and sun.
Evening Temperature: 27°F
Clear.
Sunday, December 21st, 2025
Overnight Temperature: 24°F
Clear.
Morning Temperature: 32°F
Sunny. Windy at times.
Afternoon Temperature: 31°F
Sunny.
Evening Temperature: 31°F
Cloudy. Windy at times.
Monday, December 22nd, 2025
Overnight Temperature: 34°F
Cloudy. Windy at times.
Morning Temperature: 42°F
Cloudy. Windy at times.
Afternoon Temperature: 42°F
Cloudy.
Evening Temperature: 41°F
A mix of cloudy and clear skies.
Tuesday, December 23rd, 2025
Overnight Temperature: 37°F
Cloudy.
Morning Temperature: 38°F
Cloudy.
Afternoon Temperature: 35°F
Cloudy.
Evening Temperature: 33°F
A mix of cloudy and clear skies.
Wednesday, December 24th, 2025
Overnight Temperature: 34°F
Cloudy. Windy at times.
Morning Temperature: 43°F
Cloudy. Windy at times.
Afternoon Temperature: 47°F
Sunny with cloudy periods.
Evening Temperature: 46°F
Clear.
Thursday, December 25th, 2025
Overnight Temperature: 44°F
Cloudy.
Morning Temperature: 58°F
Cloudy. Windy at times.
Afternoon Temperature: 62°F
Cloudy. Windy at times.
Evening Temperature: 60°F
Cloudy. Windy at times.
Friday, December 26th, 2025
Overnight Temperature: 39°F
Cloudy. Windy.
Morning Temperature: 33°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 30°F
Sunny with cloudy periods.
Evening Temperature: 29°F
A mix of cloudy and clear skies.
Saturday, December 27th, 2025
Overnight Temperature: 30°F
Cloudy.
Morning Temperature: 41°F
Cloudy. Windy at times.
Afternoon Temperature: 43°F
A mix of cloud and sun.
Evening Temperature: 39°F
Cloudy. Windy at times.
Sunday, December 28th, 2025
Overnight Temperature: 32°F
Cloudy. Windy at times.
Morning Temperature: 33°F
Cloudy. Windy at times.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 29°F
Cloudy.





 

  [ Local Weather Report ]
Westfield, IA 
7:55 AM  37°F
 
 
Newton, IA 
7:55 AM  37°F
 
 
Tama, IA 
 
Lambs Grove, IA 
 
Toledo, IA 
 
Belle Plaine, IA 
 
Pella, IA 
7:55 AM  39°F
 
 
Marshalltown, IA 
7:53 AM  34°F
 
 
Albion, IA 
7:53 AM  34°F
 
 
Oskaloosa, IA 

 
This WeatherCity Weather Forecast for Grinnell, Iowa, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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