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Sun Prairie WI Weather - Mostly Cloudy - 75°F
Mostly Cloudy
75°F
Updated 1:53 pm
Feels Like 76°F
Humidity 47%
Wind VRB 5 mph
Barometer  30.04 in
Dew Point 54°F
Sun Prairie WI Weather - Mostly Cloudy - 24°C
Mostly Cloudy
24°C
Updated 1:53 pm
Feels Like 24°C
Humidity 47%
Wind VRB 8 km/h
Barometer  101.7 kPa
Dew Point 12°C
Sun Prairie, WI Weather and Current Conditionssun prairie wi weather forecast

Sun Prairie, WI Weather Forecast

Sun Prairie Wisconsin WeatherSun Prairie, Wisconsin Weather Weather Forecast
14 day API forecast for Sun Prairie, Wisconsin. Note. The 7-day weather forecast for Sun Prairie, WI is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Sun Prairie, WI Weather Forecast Dated: 153 PM Thu Sep 10 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate. Isolated storms at times.

Thursday, September 10, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-10 - Morning - Overcast
67°F 20°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-10 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Sun Prairie Weather - 2026-09-10 - Evening - Sunny
68°F 20°C
Sunny
Warm and summery near 82°F 28°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-11 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Sun Prairie Weather - 2026-09-11 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Sun Prairie Weather - 2026-09-11 - Evening - Overcast
72°F 23°C
Overcast
Comfortable with temperatures reaching 77°F 25°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the SSW to the S at 12 mph 19 km/h. Gusts up to 25 mph 39 km/h.

Saturday, September 12, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-12 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-12 - Afternoon - Overcast
78°F 25°C
Overcast
Early-Evening
Sun Prairie Weather - 2026-09-12 - Evening - Scattered Showers
72°F 23°C
Scattered Showers
Enjoyable around 78°F 25°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the SW to the WSW at 7 mph 11 km/h.

Sunday, September 13, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-13 - Morning - Overcast
60°F 16°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-13 - Afternoon - Light Showers
62°F 17°C
Light Showers
Early-Evening
Sun Prairie Weather - 2026-09-13 - Evening - Scattered Showers
63°F 17°C
Scattered Showers
Cool with a high near 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the ENE to the E at 10 mph 16 km/h.

Monday, September 14, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-14 - Morning - Light Showers
59°F 15°C
Light Showers
Mid-Afternoon
Sun Prairie Weather - 2026-09-14 - Afternoon - Scattered Showers
66°F 19°C
Scattered Showers
Early-Evening
Sun Prairie Weather - 2026-09-14 - Evening - Cloudy
77°F 25°C
Cloudy
Refreshing around 66°F 19°C, scattered downpours possible, with lower humidity and barometric pressure falling. A stray shower or storm late in the day. Winds swinging from the SE to the SW at 10 mph 16 km/h.

Tuesday, September 15, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-15 - Morning - Overcast
62°F 17°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-15 - Afternoon - Overcast
66°F 19°C
Overcast
Early-Evening
Sun Prairie Weather - 2026-09-15 - Evening - Partly Cloudy
65°F 18°C
Partly Cloudy
Mildly cool near 66°F 19°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure rising. Winds shifting from the NW to the SE at 6 mph 10 km/h.

Wednesday, September 16, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-16 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-16 - Afternoon - Light Showers
52°F 11°C
Light Showers
Early-Evening
Sun Prairie Weather - 2026-09-16 - Evening - Light Showers
52°F 11°C
Light Showers
Chilly near 52°F 11°C, drier morning followed by showers lasting through evening, with increasing humidity and steady pressure. Winds turning from the NE to the NNE at 7 mph 11 km/h.

Thursday, September 17, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-17 - Morning - Light Showers
66°F 19°C
Light Showers
Mid-Afternoon
Sun Prairie Weather - 2026-09-17 - Afternoon - Light Showers
66°F 19°C
Light Showers
Early-Evening
Sun Prairie Weather - 2026-09-17 - Evening - Sunny
61°F 16°C
Sunny
Cool with a high near 66°F 19°C, showers lingering into the afternoon before clearing, with lower humidity and barometric pressure rising. Winds easing from SSW 14 mph 23 km/h to WSW 3 mph 5 km/h.

Friday, September 18, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-18 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Sun Prairie Weather - 2026-09-18 - Afternoon - Sunny
56°F 14°C
Sunny
Early-Evening
Sun Prairie Weather - 2026-09-18 - Evening - Sunny
52°F 11°C
Sunny
Brisk around 56°F 14°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the NW at 10 mph 17 km/h.

Saturday, September 19, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-19 - Morning - Sunny
50°F 10°C
Sunny
Mid-Afternoon
Sun Prairie Weather - 2026-09-19 - Afternoon - Sunny
62°F 17°C
Sunny
Early-Evening
Sun Prairie Weather - 2026-09-19 - Evening - Sunny
56°F 14°C
Sunny
Mildly cool near 62°F 17°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the WNW to the SSE at 4 mph 7 km/h.

Sunday, September 20, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-20 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Sun Prairie Weather - 2026-09-20 - Afternoon - Sunny
65°F 19°C
Sunny
Early-Evening
Sun Prairie Weather - 2026-09-20 - Evening - Sunny
60°F 16°C
Sunny
Comfortable at 65°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the SSW to the S at 10 mph 15 km/h.

Monday, September 21, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-21 - Morning - Overcast
55°F 13°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-21 - Afternoon - Scattered Showers
65°F 18°C
Scattered Showers
Early-Evening
Sun Prairie Weather - 2026-09-21 - Evening - Overcast
64°F 18°C
Overcast
Cool with a high near 65°F 18°C, locally heavy downpours at times, with increasing humidity and barometric pressure falling. Winds turning from the S to the SSW at 15 mph 25 km/h. Gusts up to 33 mph 53 km/h.

Tuesday, September 22, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-22 - Morning - Light Fog
60°F 16°C
Light Fog
Mid-Afternoon
Sun Prairie Weather - 2026-09-22 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Sun Prairie Weather - 2026-09-22 - Evening - Overcast
58°F 14°C
Overcast
Refreshing around 65°F 18°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the WSW to the NW at 14 mph 22 km/h. Gusts up to 22 mph 35 km/h.

Wednesday, September 23, 2026

Mid-Morning
Sun Prairie Weather - 2026-09-23 - Morning - Overcast
50°F 10°C
Overcast
Mid-Afternoon
Sun Prairie Weather - 2026-09-23 - Afternoon - Overcast
55°F 13°C
Overcast
Early-Evening
Sun Prairie Weather - 2026-09-23 - Evening - Overcast
55°F 13°C
Overcast
Cool and brisk at 55°F 13°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the WSW to the NE at 9 mph 13 km/h.

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Weather by the Numbers

Thu, 10th
Sun Prairie WI Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 82°F 28°C
Lo: 59°F 15°C
Sunrise 06:31 AM
Sunset 07:16 PM
Wind NNW 7 mph11 km/h
Dew Point 56°F13°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 2% *
Humidity 47%
Fri, 11th
Sun Prairie WI Weather - Friday, Sep 11, 2026 - Overcast
Hi: 77°F 25°C
Lo: 58°F 14°C
Sunrise 06:32 AM
Sunset 07:14 PM
Wind SSW 10 mph16 km/h
Dew Point 56°F13°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 13% *
Humidity 54%
Sat, 12th
Sun Prairie WI Weather - Saturday, Sep 12, 2026 - Overcast
Hi: 78°F 25°C
Lo: 63°F 17°C
Sunrise 06:33 AM
Sunset 07:12 PM
Wind SW 12 mph19 km/h
Dew Point 58°F15°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 15% *
Humidity 63%
Sun, 13th
Sun Prairie WI Weather - Sunday, Sep 13, 2026 - Light Rain Shower
Hi: 70°F 21°C
Lo: 58°F 15°C
Sunrise 06:34 AM
Sunset 07:10 PM
Wind E 7 mph12 km/h
Dew Point 58°F14°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 38% *
Humidity 81%
Mon, 14th
Sun Prairie WI Weather - Monday, Sep 14, 2026 - Light Rain Shower
Hi: 78°F 25°C
Lo: 55°F 13°C
Sunrise 06:35 AM
Sunset 07:09 PM
Wind E 11 mph18 km/h
Dew Point 55°F13°C
uv Index 3
Barometric Pressure 30.03 in1017 mb
POP 63% *
Humidity 99%
Tue, 15th
Sun Prairie WI Weather - Tuesday, Sep 15, 2026 - Cloudy
Hi: 75°F 24°C
Lo: 61°F 16°C
Sunrise 06:36 AM
Sunset 07:07 PM
Wind NW 9 mph15 km/h
Dew Point 54°F12°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 17% *
Humidity 69%
Wed, 16th
Sun Prairie WI Weather - Wednesday, Sep 16, 2026 - Overcast
Hi: 60°F 15°C
Lo: 52°F 11°C
Sunrise 06:37 AM
Sunset 07:05 PM
Wind NE 7 mph11 km/h
Dew Point 49°F9°C
uv Index 3
Barometric Pressure 30.3 in1026 mb
POP 49% *
Humidity 87%
Thu, 17th
Sun Prairie WI Weather - Thursday, Sep 17, 2026 - Light Rain Shower
Hi: 69°F 20°C
Lo: 56°F 13°C
Sunrise 06:39 AM
Sunset 07:03 PM
Wind W 16 mph26 km/h
Dew Point 66°F19°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 67% *
Humidity 93%
Fri, 18th
Sun Prairie WI Weather - Friday, Sep 18, 2026 - Sunny
Hi: 57°F 14°C
Lo: 40°F 4°C
Sunrise 06:40 AM
Sunset 07:01 PM
Wind NNW 9 mph14 km/h
Dew Point 31°F-1°C
uv Index 4
Barometric Pressure 30.33 in1027 mb
POP 1% *
Humidity 44%
Sat, 19th
Sun Prairie WI Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 63°F 17°C
Lo: 43°F 6°C
Sunrise 06:41 AM
Sunset 06:59 PM
Wind WNW 10 mph16 km/h
Dew Point 36°F2°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 43%
Sun, 20th
Sun Prairie WI Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 66°F 19°C
Lo: 47°F 8°C
Sunrise 06:42 AM
Sunset 06:58 PM
Wind SSW 11 mph18 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 2% *
Humidity 50%
Mon, 21st
Sun Prairie WI Weather - Monday, Sep 21, 2026 - Overcast
Hi: 67°F 20°C
Lo: 55°F 13°C
Sunrise 06:43 AM
Sunset 06:56 PM
Wind S 16 mph26 km/h
Dew Point 42°F5°C
uv Index 3
Barometric Pressure 29.94 in1014 mb
POP 13% *
Humidity 53%
Tue, 22nd
Sun Prairie WI Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 68°F 20°C
Lo: 52°F 11°C
Sunrise 06:44 AM
Sunset 06:54 PM
Wind W 13 mph21 km/h
Dew Point 52°F11°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 4% *
Humidity 62%
Wed, 23rd
Sun Prairie WI Weather - Wednesday, Sep 23, 2026 - Overcast
Hi: 56°F 13°C
Lo: 49°F 10°C
Sunrise 06:45 AM
Sunset 06:52 PM
Wind N 11 mph18 km/h
Dew Point 42°F6°C
uv Index 3
Barometric Pressure 30.18 in1022 mb
POP 17% *
Humidity 66%
* POP = Probability of Precipitation. Data for 12:00 PM.