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City of Onawa, IowaOnawa, IA 7-Day Weather Forecast
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Onawa Weather Forecast
Onawa, IA Weather Forecast Date: 1048 PM CDT Sat Sep 26 2026
Weather forecast for Onawa, IA
Tonight Lo: 65°F Lo: 18°C |
Tonight... Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers late this evening, then a chance of showers. Near steady temperature in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 30%. |
Sun Hi: 71°FHi: 22°C Lo: 61°F Lo: 16°C |
Sunday... Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Humid with highs in the lower 70s. East winds around 5 mph. |
Mon Hi: 71°FHi: 22°C Lo: 60°F Lo: 16°C |
Monday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s. Southeast winds 5 to 10 mph. |
Tue Hi: 69°FHi: 21°C Lo: 60°F Lo: 16°C |
Tuesday... A slight chance of thunderstorms in the morning. Showers. Highs in the upper 60s. Chance of rain near 100%. |
Wed Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Wednesday... Showers likely, mainly in the morning. Highs around 70. Chance of rain 60%. |
Thu Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Thursday... Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 60s. Chance of rain 20%. |
| Fri Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Friday... Mostly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20%. |
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