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DeWitt, IA 7-Day Weather Forecast
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DeWitt Weather Forecast
DeWitt, IA Weather Forecast Date: 312 PM CDT Fri Sep 18 2026
Weather forecast for DeWitt, IA
Tonight Lo: 65°F Lo: 18°C |
Tonight... Mostly cloudy. A slight chance of showers and thunderstorms early. A chance of showers and thunderstorms after midnight. Some thunderstorms May produce heavy rainfall after midnight. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 50%. |
Sat Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Saturday... A chance of thunderstorms. Showers likely. Some thunderstorms May produce heavy rainfall. Humid with highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 70%. |
Sun Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Sunday... Showers likely. Not as warm. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph. Chance of rain 70%. |
Mon Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Monday... Mostly cloudy. Showers likely, mainly in the morning. Highs in the mid 60s. Chance of rain 60%. |
Tue Hi: 61°FHi: 16°C Lo: 50°F Lo: 10°C |
Tuesday... Mostly cloudy. Highs in the lower 60s. |
Wed Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Wednesday... Partly cloudy. Lows around 50. Highs in the upper 60s. |
| Wed Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Wednesday... Partly cloudy. Lows around 50. Highs in the upper 60s. |
| Thu Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Thursday... Partly sunny. Highs in the upper 60s. |
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