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City of Jefferson, WIJefferson, WI 14 Day Weather - 53549 WeatherWorld.com
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Jefferson, WI Weather Forecast
Jefferson, WI Weather Forecast Dated: 1125 PM Fri Sep 11 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Friday, September 11, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
83°F 29°C
Sunny
Early-Evening
73°F 23°C
Sunny
Warm and summery near 83°F 29°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the S to the SE at 10 mph 15 km/h.
Saturday, September 12, 2026
Mid-Morning
70°F 21°C
Cloudy
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
71°F 21°C
Sunny
Balmy with temperatures reaching 81°F 27°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the SW to the NNW at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
55°F 13°C
Sunny
Chilly near 54°F 12°C, overcast through the afternoon, turning sunny this evening, with increasing humidity and steady pressure. Winds moving from the N to the W at 4 mph 7 km/h.
Monday, September 14, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
62°F 17°C
Overcast
Cool with a high near 67°F 19°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds picking up from ESE at 6 mph 10 km/h to SSE at 15 mph 25 km/h. Gusts up to 31 mph 49 km/h.
Tuesday, September 15, 2026
Mid-Morning
64°F 18°C
Light Showers
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
71°F 22°C
Overcast
Mild with a high of 75°F 24°C, scattered morning showers before drying out later, with steady humidity and steady pressure. Winds shifting from the SSW to the NW at 5 mph 8 km/h.
Wednesday, September 16, 2026
Mid-Morning
60°F 16°C
Light Showers
Mid-Afternoon
64°F 18°C
Light Showers
Early-Evening
65°F 18°C
Light Showers
Mildly cool near 64°F 18°C, on-and-off showers throughout the day, with steady humidity and barometric pressure falling.
Thursday, September 17, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
64°F 18°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Comfortable at 64°F 18°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds turning from the NNW to the NNE at 7 mph 11 km/h.
Friday, September 18, 2026
Mid-Morning
59°F 15°C
Light Fog
Mid-Afternoon
68°F 20°C
Scattered Showers
Early-Evening
63°F 17°C
Partly Cloudy
Enjoyable around 68°F 20°C, scattered downpours possible, with steady humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
65°F 19°C
Sunny
Mild temperatures up to 71°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
62°F 17°C
Partly Cloudy
Mid-Afternoon
72°F 22°C
Partly Cloudy
Early-Evening
67°F 20°C
Sunny
Mild with a high of 72°F 22°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
63°F 17°C
Cloudy
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
68°F 20°C
Sunny
Pleasant near 74°F 23°C, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
64°F 18°C
Overcast
Comfortable with temperatures reaching 70°F 21°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds switching from the SE to the E at 8 mph 13 km/h.
Wednesday, September 23, 2026
Mid-Morning
62°F 16°C
Light Fog
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
63°F 18°C
Overcast
Enjoyable around 70°F 21°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the SE to the ESE at 8 mph 14 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 15°C
Overcast
Mid-Afternoon
66°F 19°C
Cloudy
Early-Evening
64°F 18°C
Overcast
Mildly cool near 66°F 19°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.
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