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City of Jefferson, WIJefferson, WI 7-Day Weather Forecast
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Jefferson Weather Forecast
Jefferson, WI Weather Forecast Date: 131 PM CDT Sat Sep 12 2026
Weather forecast for Jefferson, WI
Today Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Rest of Today... Partly sunny. Highs around 80. Northwest winds 5 to 10 mph. |
Sun Hi: 70°FHi: 21°C Lo: 41°F Lo: 5°C |
Sunday... Cooler. Partly sunny. A 30% chance of light rain showers in the late morning and early afternoon. Highs around 70. Northwest winds up to 10 mph. |
| Mon Hi: 71°FHi: 22°C Lo: 61°F Lo: 16°C |
Monday... Sunny in the morning, then mostly cloudy with a 20% chance of rain showers in the afternoon. Highs in the lower 70s. Southeast winds up to 10 mph increasing to 10 to 15 mph in the afternoon. |
Tue Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Tuesday... Cloudy. Showers likely and slight chance of thunderstorms in the morning, then chance of showers and slight chance of thunderstorms in the afternoon. Highs around 80. Chance of precipitation 70%. |
| Wed Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Wednesday... Rain showers likely and chance of thunderstorms. Cooler. Highs in the upper 60s. Chance of precipitation 70%. |
| Thu Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Thursday... Mostly cloudy with a 50% chance of showers. Highs in the lower 70s. |
| Fri Hi: 75°FHi: 24°C |
Friday... Partly sunny with a 40% chance of rain showers. Highs in the mid 70s. |
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