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Hour-by-Hour Forecast for Grinnell, Iowa, USA

Currently: 19 °F. More clouds than sun. (Weather station: Newton Municipal, USA). See more current weather

Hour-by-hour Forecast in Grinnell — Graph

°F

Detailed Hourly Forecast — Next 24 hours

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 ConditionsComfortPrecipitation
Time TempWeatherFeels LikeWind HumidityChanceAmount
10:00 am
Wed, Jan 21
23 °FSunny.12 °F12 mph78%0%0.00" (snow)
0.00" (rain)
11:00 am27 °FSunny.15 °F14 mph72%0%0.00" (snow)
0.00" (rain)
12:00 pm29 °FSunny.17 °F17 mph68%0%0.00" (snow)
0.00" (rain)
1:00 pm33 °FScattered clouds.22 °F17 mph62%10%0.00" (snow)
0.00" (rain)
2:00 pm35 °FBroken clouds.25 °F17 mph59%10%0.00" (snow)
0.00" (rain)
3:00 pm36 °FOvercast.25 °F18 mph59%10%0.00" (snow)
0.00" (rain)
4:00 pm35 °FMostly cloudy.24 °F16 mph62%10%0.00" (snow)
0.00" (rain)
5:00 pm32 °FLight snow. Broken clouds.20 °F18 mph65%22%0.04" (snow)
0.00" (rain)
6:00 pm29 °FLight snow. Partly cloudy.15 °F21 mph69%24%0.04" (snow)
0.00" (rain)
7:00 pm26 °FScattered clouds.13 °F19 mph70%11%0.00" (snow)
0.00" (rain)
8:00 pm23 °FClear.10 °F17 mph69%10%0.00" (snow)
0.00" (rain)
9:00 pm21 °FClear.8 °F15 mph68%0%0.00" (snow)
0.00" (rain)
10:00 pm19 °FClear.8 °F11 mph71%0%0.00" (snow)
0.00" (rain)
11:00 pm18 °FClear.9 °F7 mph73%0%0.00" (snow)
0.00" (rain)
12:00 am
Thu, Jan 22
16 °FClear.8 °F6 mph78%0%0.00" (snow)
0.00" (rain)
1:00 am16 °FClear.5 °F8 mph79%0%0.00" (snow)
0.00" (rain)
2:00 am15 °FClear.3 °F10 mph79%0%0.00" (snow)
0.00" (rain)
3:00 am15 °FMostly clear.1 °F13 mph79%0%0.00" (snow)
0.00" (rain)
4:00 am15 °FMostly clear.2 °F10 mph79%0%0.00" (snow)
0.00" (rain)
5:00 am15 °FScattered clouds.4 °F8 mph78%0%0.00" (snow)
0.00" (rain)
6:00 am15 °FPartly cloudy.6 °F6 mph78%0%0.00" (snow)
0.00" (rain)
7:00 am15 °FScattered clouds.5 °F7 mph79%0%0.00" (snow)
0.00" (rain)
8:00 am16 °FBroken clouds.4 °F9 mph78%0%0.00" (snow)
0.00" (rain)
9:00 am18 °FOvercast.6 °F10 mph72%0%0.00" (snow)
0.00" (rain)
* Updated Wednesday, January 21, 2026 7:42:42 am Grinnell time - Weather by CustomWeather, © 2026

14 days extended forecast