| National Weather Service Forecast for:
Sun Prairie, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: 11/05/2026 6:55am | ||||||||||||||||||||||||||||||||||||||||
| Sun Prairie WI | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Patchy drizzle before 11am, then scattered rain showers between 11am and 4pm. Cloudy, with a high near 52. Northwest wind 5 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
Mostly cloudy, with a low around 34. North wind 10 to 15 mph. |
| Friday |
Mostly sunny, with a high near 47. North wind 5 to 15 mph. |
| Friday Night |
Mostly clear, with a low around 26. Northwest wind 0 to 5 mph. |
| Saturday |
Sunny. High near 51, with temperatures falling to around 45 in the afternoon. West wind 0 to 5 mph. |
| Saturday Night |
Mostly clear, with a low around 32. West wind 0 to 5 mph. |
| Sunday |
Sunny. High near 57, with temperatures falling to around 50 in the afternoon. West wind 5 to 10 mph. |
| Sunday Night |
Clear, with a low around 34. West wind 0 to 5 mph. |
| Monday |
Sunny. High near 62, with temperatures falling to around 57 in the afternoon. |
| Monday Night |
Mostly clear, with a low around 39. |
| Tuesday |
Sunny. High near 60, with temperatures falling to around 55 in the afternoon. |
| Tuesday Night |
Partly cloudy, with a low around 36. |
| Veterans Day |
Mostly sunny. High near 56, with temperatures falling to around 50 in the afternoon. |
| Wednesday Night |
Partly cloudy, with a low around 36. |
Forecast from NOAA-NWS for Sun Prairie, WI.