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City of Sun Prairie, WISun Prairie, WI 7-Day Weather Forecast
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Sun Prairie Weather Forecast
Sun Prairie, WI Weather Forecast Date: 430 AM CDT Sat Sep 19 2026
Weather forecast for Sun Prairie, WI
Morning |
Early This Morning... Showers and scattered thunderstorms. Locally heavy rainfall possible. East winds 10 to 15 mph. Chance of precipitation near 100%. |
| Today Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Today... Showers and scattered thunderstorms. Some thunderstorms May produce heavy rainfall. Highs in the lower 70s. Southeast winds 5 to 15 mph. Chance of precipitation near 100%. |
Sun Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Sunday... Mostly cloudy. Isolated light rain showers in the morning. Highs in the mid 60s. Northeast winds 10 to 15 mph. Chance of showers 20%. |
| Mon Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Monday... Mostly cloudy with a 20% chance of light rain showers. Highs in the lower 60s. Northeast winds 10 to 15 mph. |
Tue Hi: 61°FHi: 16°C Lo: 45°F Lo: 7°C |
Tuesday... Partly sunny. Highs in the lower 60s. |
Wed Hi: 65°FHi: 18°C Lo: 49°F Lo: 9°C |
Wednesday... Mostly sunny. Highs in the mid 60s. |
| Thu Hi: 69°FHi: 21°C Lo: 49°F Lo: 9°C |
Thursday... Partly sunny. Highs in the upper 60s. |
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