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Weather in Grinnell, Iowa, USA

Now
50 °F

Sunny.


Feels Like: 48 °F
Forecast: 86 / 48 °F
Wind: 6 mph from Southeast

Location: Newton Municipal
Current Time: Mar 21, 2026 at 8:36:28 am
Latest Report: Mar 21, 2026 at 7:55 am
Visibility: 10 mi
Pressure: 29.85 "Hg
Humidity: 88%
Dew Point: 46 °F
Location of GrinnellLocation

Upcoming 5 hours

Now9:00 am10:00 am11:00 am12:00 pm1:00 pm
50 °F54 °F61 °F68 °F74 °F79 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature54 °F84 °F68 °F60 °F50 °F54 °F41 °F
Scatt­erred clouds.Sunny.Mostly clear.Overcast.Cloudy.Overcast.Overcast.
Feels Like51 °F82 °F68 °F59 °F43 °F49 °F35 °F
Wind Speed10 mph13 mph9 mph8 mph21 mph19 mph11 mph
Wind DirectionSSW
WSW
SSW
SW
N
N
N
Humidity71%26%42%57%83%51%71%
Dew Point45 °F46 °F44 °F45 °F45 °F37 °F32 °F
Visibility7 mi8 mi6 mi8 mi6 mi7 mi6 mi
Probability of Precipitation0%0%0%0%0%2%0%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Saturday, March 21, 2026 2:42:42 am Grinnell time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 79 / 50 °F
Humidity: 54%. Wind: 11 mph from North

More weather last week

Currently at nearby stations

50 °F

Pella Municipal Airport: (26 mi)

Sunny.

46 °F

Marshalltown Municipal Airport: (27 mi)

Sunny.

55 °F

Knoxville Municipal Airport: (37 mi)

Partly sunny.

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Forecast for the next 2 weeks

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Detailed forecast for 14 days