National Weather Service Forecast for: Grinnell, IA
Issued by: National Weather Service Des Moines/Johnston, IA
Updated: Tue, 21-Sep-2021 6:06am CDT
Grinnell
 
Today

Today: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Sunny
Sunny
Thursday

Thursday: Sunny
Sunny
Friday

Friday: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
 
Hi 69 °F ↓ Hi 69 °F ↓ Hi 72 °F Hi 70 °F Hi 69 °F Hi 76 °F Hi 80 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Clear
Clear
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Clear
Clear
 
Lo 44 °F ↑ Lo 42 °F Lo 51 °F Lo 43 °F Lo 43 °F Lo 50 °F Lo 51 °F  

 

Today
 
Mostly sunny. High near 69, with temperatures falling to around 66 in the afternoon. North northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tonight
 
Mostly clear. Low around 44, with temperatures rising to around 46 overnight. North northwest wind 6 to 10 mph.
Wednesday
 
Sunny. High near 69, with temperatures falling to around 64 in the afternoon. North wind around 8 mph.
Wednesday Night
 
Clear, with a low around 42. North wind around 5 mph.
Thursday
 
Sunny, with a high near 72. West wind 2 to 6 mph.
Thursday Night
 
Mostly clear, with a low around 51.
Friday
 
Mostly sunny, with a high near 70.
Friday Night
 
Mostly clear, with a low around 43.
Saturday
 
Sunny, with a high near 69.
Saturday Night
 
Mostly clear, with a low around 43.
Sunday
 
Sunny, with a high near 76.
Sunday Night
 
Mostly clear, with a low around 50.
Monday
 
Sunny, with a high near 80.
Monday Night
 
Clear, with a low around 51.

 

Forecast from NOAA-NWS for Grinnell, IA.