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Grinnell 14 Day Extended Forecast

Currently: 81 °F. Sunny. (Weather station: Newton Municipal, USA). See more current weather

Grinnell Extended Forecast with high and low temperatures

2 Week Extended Forecast in Grinnell, Iowa, USA

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  Conditions Comfort Precipitation Sun
Day   Temperature Weather Feels Like Wind   Humidity Chance Amount UV Sunrise Sunset
Wed
Sep 10
83 / 58 °F Decreasing cloudiness. 83 °F 5 mph 50% 2% 0.00" 3 (Moderate) 6:46 am 7:28 pm
Thu
Sep 11
85 / 61 °F Afternoon clouds. 84 °F 9 mph 48% 0% 0.00" 5 (Moderate) 6:47 am 7:26 pm
Fri
Sep 12
91 / 63 °F Showers late. Mostly cloudy. 92 °F 12 mph 44% 21% 0.01" 0 (Low) 6:48 am 7:24 pm
Sat
Sep 13
99 / 69 °F Mostly cloudy. 99 °F 10 mph 31% 2% 0.00" 3 (Moderate) 6:49 am 7:23 pm
Sun
Sep 14
95 / 69 °F Overcast. 94 °F 8 mph 39% 21% 0.00" 0 (Low) 6:50 am 7:21 pm
Mon
Sep 15
88 / 68 °F Showers early. Overcast. 89 °F 8 mph 54% 42% 0.05" 3 (Moderate) 6:51 am 7:19 pm
Tue
Sep 16
89 / 69 °F Thundershowers. Overcast. 88 °F 7 mph 57% 24% 0.12" 0 (Low) 6:52 am 7:17 pm
Wed
Sep 17
92 / 66 °F Sunny. 96 °F 9 mph 47% 20% 0.02" 3 (Moderate) 6:53 am 7:16 pm
Thu
Sep 18
79 / 62 °F Afternoon clouds. 80 °F 8 mph 46% 4% 0.00" 3 (Moderate) 6:54 am 7:14 pm
Fri
Sep 19
79 / 61 °F A few tstorms. Overcast. 81 °F 14 mph 73% 53% 0.20" 0 (Low) 6:55 am 7:12 pm
Sat
Sep 20
75 / 60 °F Cloudy. 77 °F 15 mph 67% 41% 0.07" 3 (Moderate) 6:56 am 7:10 pm
Sun
Sep 21
70 / 55 °F Mostly sunny. 77 °F 10 mph 44% 5% 0.00" 3 (Moderate) 6:57 am 7:09 pm
Mon
Sep 22
70 / 52 °F Sunny. 77 °F 8 mph 41% 6% 0.00" 3 (Moderate) 6:58 am 7:07 pm
Tue
Sep 23
69 / 53 °F Sunny. 69 °F 7 mph 39% 4% 0.00" 3 (Moderate) 6:59 am 7:05 pm
Wed
Sep 24
74 / 49 °F Mostly sunny. 76 °F 15 mph 26% 5% 0.00" 3 (Moderate) 7:00 am 7:03 pm
* Updated Wednesday, September 10, 2025 10:24:03 am Grinnell time - Weather by CustomWeather, © 2025

Hour-by-hour weather for Grinnell next 7 days