Current Conditions
Sun Prairie, Wisconsin
Wind
SE 4 mph6 km/h
Humidity
82%
Cloud Cover
100%
As of Thursday, August 13, 2026 at 1:39 PM CDT
Today's Outlook
Day
Overcast and warm, with a high of 77°F25°C and morning low of 69°F21°C. Light wind from the ESE around 4 mph6 km/h. 66% chance of light rain around midday. Humid.
Night
Overcast, with a low around 71°F22°C. Light wind from the ENE around 4 mph6 km/h. 18% chance of drizzle throughout the night.
7-Day Forecast
| Day | Condition | High (°F) | Low (°F) | Precip (mm) | Cloud Cover (%) | Wind (mph) | |
|---|---|---|---|---|---|---|---|
| Light Rain | High 77°F25°C | Low 69°F21°C | Precip 0.07 in1.7 mm66% | Cloud 95% | Wind ESE 4 mph6 km/h | Thursday: Overcast and warm, with a high of 77°F25°C and morning low of 69°F21°C. Light wind from the ESE around 4 mph6 km/h. 66% chance of light rain around midday. Humid. Thursday Night: Overcast, with a low around 71°F22°C. Light wind from the ENE around 4 mph6 km/h. 18% chance of drizzle throughout the night. | |
| Light Rain | High 78°F25°C | Low 68°F20°C | Precip 0.09 in2.4 mm36% | Cloud 95% | Wind E 7 mph12 km/h | Friday: Overcast and warm, with a high of 78°F25°C and morning low of 68°F20°C. Breezy from the E at 9 to 10 mph14 to 15 km/h. 36% chance of light rain throughout the day. Humid. Friday Night: Overcast, with a low around 68°F20°C. Breezy from the E at 6 to 7 mph10 to 12 km/h. 28% chance of drizzle throughout the night. | |
| Light Rain | High 79°F26°C | Low 68°F20°C | Precip 0.28 in7.2 mm51% | Cloud 91% | Wind SE 6 mph9 km/h | Saturday: Overcast and warm, with a high of 79°F26°C and morning low of 68°F20°C. Light wind from the SE around 6 mph10 km/h. 51% chance of light rain throughout the day. Humid. Saturday Night: Overcast, with a low around 68°F20°C. Light wind from the ESE around 5 mph9 km/h. 26% chance of light rain throughout the night. | |
| Light Rain | High 81°F27°CFeels 85°F29°C | Low 71°F22°C | Precip 0.22 in5.6 mm42% | Cloud 81% | Wind WNW 7 mph12 km/h | Sunday: Overcast and warm, with a high of 81°F27°C and morning low of 73°F23°C. Breezy from the WNW at 8 to 9 mph14 to 15 km/h. 41% chance of light rain throughout the day. Heavy, humid air. Sunday Night: Mostly cloudy, with a low around 71°F22°C. Breezy from the WNW at 6 to 7 mph10 to 12 km/h. 42% chance of light rain throughout the night. | |
| Partly Cloudy | High 79°F26°C | Low 63°F17°C | Precip 0 in0.1 mm5% | Cloud 47% | Wind NNW 5 mph8 km/h | Monday: Mostly cloudy and warm, with a high of 79°F26°C and morning low of 63°F17°C. Light wind from the NNW around 5 mph8 km/h. Monday Night: Partly cloudy, with a low around 65°F18°C. Breezy from the NW at 5 to 7 mph8 to 11 km/h. | |
| Showers | High 80°F27°C | Low 63°F17°C | Precip 0.08 in2 mm40% | Cloud 68% | Wind SW 8 mph12 km/h | Tuesday: Mostly cloudy and warm, with a high of 80°F27°C and morning low of 64°F18°C. Breezy from the SW at 9 to 11 mph14 to 17 km/h. 19% chance of drizzle around midday. Tuesday Night: Mostly cloudy, with a low around 63°F17°C. Breezy from the SSW at 7 to 8 mph11 to 13 km/h. 40% chance of showers in the evening. | |
| Rain | High 77°F25°C | Low 67°F19°C | Precip 0.35 in9 mm56% | Cloud 67% | Wind W 8 mph13 km/h | Wednesday: Mostly cloudy and warm, with a high of 77°F25°C and morning low of 68°F20°C. Breezy from the WNW at 8 to 9 mph14 to 15 km/h. 48% chance of showers throughout the day. Humid. Wednesday Night: Mostly cloudy, with a low around 67°F19°C. Breezy from the WSW at 8 mph12 km/h. 56% chance of rain throughout the night. |
15-Day Forecast
| Day | High | Low | Precip | Cloud Cover | Condition | Wind | |
|---|---|---|---|---|---|---|---|
| ThursdayAug 13 | 77°F25°C | 69°F21°C | 0.07 in1.7 mm· 66% | 95% | Light Rain | ESE 4 mph6 km/h | |
DayOvercast and warm, with a high of 77°F25°C and morning low of 69°F21°C. Light wind from the ESE around 4 mph6 km/h. 66% chance of light rain around midday. Humid. NightOvercast, with a low around 71°F22°C. Light wind from the ENE around 4 mph6 km/h. 18% chance of drizzle throughout the night. | |||||||
| FridayAug 14 | 78°F25°C | 68°F20°C | 0.09 in2.4 mm· 36% | 95% | Light Rain | E 7 mph12 km/h | |
DayOvercast and warm, with a high of 78°F25°C and morning low of 68°F20°C. Breezy from the E at 9 to 10 mph14 to 15 km/h. 36% chance of light rain throughout the day. Humid. NightOvercast, with a low around 68°F20°C. Breezy from the E at 6 to 7 mph10 to 12 km/h. 28% chance of drizzle throughout the night. | |||||||
| SaturdayAug 15 | 79°F26°C | 68°F20°C | 0.28 in7.2 mm· 51% | 91% | Light Rain | SE 6 mph9 km/h | |
DayOvercast and warm, with a high of 79°F26°C and morning low of 68°F20°C. Light wind from the SE around 6 mph10 km/h. 51% chance of light rain throughout the day. Humid. NightOvercast, with a low around 68°F20°C. Light wind from the ESE around 5 mph9 km/h. 26% chance of light rain throughout the night. | |||||||
| SundayAug 16 | 81°F27°C Feels 85°F29°C | 71°F22°C | 0.22 in5.6 mm· 42% | 81% | Light Rain | WNW 7 mph12 km/h | |
DayOvercast and warm, with a high of 81°F27°C and morning low of 73°F23°C. Breezy from the WNW at 8 to 9 mph14 to 15 km/h. 41% chance of light rain throughout the day. Heavy, humid air. NightMostly cloudy, with a low around 71°F22°C. Breezy from the WNW at 6 to 7 mph10 to 12 km/h. 42% chance of light rain throughout the night. | |||||||
| MondayAug 17 | 79°F26°C | 63°F17°C | 0 in0.1 mm· 5% | 47% | Partly Cloudy | NNW 5 mph8 km/h | |
DayMostly cloudy and warm, with a high of 79°F26°C and morning low of 63°F17°C. Light wind from the NNW around 5 mph8 km/h. NightPartly cloudy, with a low around 65°F18°C. Breezy from the NW at 5 to 7 mph8 to 11 km/h. | |||||||
| TuesdayAug 18 | 80°F27°C | 63°F17°C | 0.08 in2 mm· 40% | 68% | Showers | SW 8 mph12 km/h | |
DayMostly cloudy and warm, with a high of 80°F27°C and morning low of 64°F18°C. Breezy from the SW at 9 to 11 mph14 to 17 km/h. 19% chance of drizzle around midday. NightMostly cloudy, with a low around 63°F17°C. Breezy from the SSW at 7 to 8 mph11 to 13 km/h. 40% chance of showers in the evening. | |||||||
| WednesdayAug 19 | 77°F25°C | 67°F19°C | 0.35 in9 mm· 56% | 67% | Rain | W 8 mph13 km/h | |
DayMostly cloudy and warm, with a high of 77°F25°C and morning low of 68°F20°C. Breezy from the WNW at 8 to 9 mph14 to 15 km/h. 48% chance of showers throughout the day. Humid. NightMostly cloudy, with a low around 67°F19°C. Breezy from the WSW at 8 mph12 km/h. 56% chance of rain throughout the night. | |||||||
| ThursdayAug 20 | 74°F24°C | 60°F15°C | 0.07 in1.7 mm· 12% | 46% | Drizzle | NNW 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 74°F24°C and morning low of 60°F15°C. Breezy from the NNW at 7 mph11 km/h. NightPartly cloudy, with a low around 61°F16°C. Light wind from the NNW around 6 mph9 km/h. 12% chance of drizzle throughout the night. | |||||||
| FridayAug 21 | 77°F25°C | 59°F15°C | 0.08 in2 mm· 13% | 48% | Drizzle | S 5 mph9 km/h | |
DayMostly cloudy and warm, with a high of 77°F25°C and morning low of 59°F15°C. Light wind from the S around 6 mph10 km/h. 13% chance of drizzle throughout the day. NightPartly cloudy, with a low around 59°F15°C. Light wind from the SSE around 5 mph8 km/h. 12% chance of drizzle throughout the night. | |||||||
| SaturdayAug 22 | 80°F26°C | 62°F17°C | 0.09 in2.4 mm· 17% | 47% | Showers | SSW 6 mph9 km/h | |
DayMostly cloudy and warm, with a high of 80°F26°C and morning low of 62°F17°C. Breezy from the SW at 6 to 7 mph10 to 11 km/h. 17% chance of showers throughout the day. NightPartly cloudy, with a low around 62°F17°C. Light wind from the SSW around 5 mph8 km/h. 17% chance of drizzle throughout the night. | |||||||
| SundayAug 23 | 81°F27°C | 63°F17°C | 0.04 in1.1 mm· 11% | 43% | Drizzle | SW 6 mph10 km/h | |
DayPartly cloudy and warm, with a high of 81°F27°C and morning low of 63°F17°C. Breezy from the WSW at 7 to 8 mph11 to 13 km/h. 11% chance of drizzle in the morning. NightPartly cloudy, with a low around 63°F17°C. Light wind from the SW around 6 mph9 km/h. 10% chance of drizzle in the evening. | |||||||
| MondayAug 24 | 81°F27°C | 63°F17°C | 0.04 in0.9 mm· 10% | 45% | Drizzle | SSW 7 mph11 km/h | |
DayPartly cloudy and warm, with a high of 81°F27°C and morning low of 63°F17°C. Breezy from the SW at 7 to 8 mph12 to 13 km/h. 10% chance of drizzle throughout the day. NightPartly cloudy, with a low around 64°F18°C. Light wind from the SSW around 6 mph10 km/h. | |||||||
| TuesdayAug 25 | 81°F27°C | 64°F18°C | 0.04 in1.1 mm· 9% | 48% | Partly Cloudy | SSW 7 mph10 km/h | |
DayMostly cloudy and warm, with a high of 81°F27°C and morning low of 64°F18°C. Breezy from the SW at 7 mph11 km/h. NightPartly cloudy, with a low around 64°F18°C. Light wind from the S around 6 mph10 km/h. | |||||||
| WednesdayAug 26 | 81°F27°C | 64°F18°C | 0.09 in2.3 mm· 17% | 51% | Drizzle | SSE 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 81°F27°C and morning low of 64°F18°C. Breezy from the WSW at 7 mph11 km/h. 17% chance of drizzle throughout the day. NightPartly cloudy, with a low around 65°F18°C. Light wind from the SE around 6 mph9 km/h. 14% chance of drizzle throughout the night. | |||||||
| ThursdayAug 27 | 80°F27°C | 62°F17°C | 0.05 in1.2 mm· 10% | 49% | Drizzle | NE 6 mph10 km/h | |
DayMostly cloudy and warm, with a high of 80°F27°C and morning low of 62°F17°C. Breezy from the NE at 7 mph11 km/h. NightPartly cloudy, with a low around 63°F17°C. Light wind from the ENE around 6 mph9 km/h. 10% chance of drizzle throughout the night. | |||||||
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Coordinates: 43.1836°N, 89.2137°W·Elevation: 292m·Timezone: America/Chicago·Population: 32,365