TODAY APR11
TEMPERATURE50
HUMIDITY96
PRESSURE29.28
WIND COND.10 18.4
  • 5444Sun60%30%
  • 5538Mon30%30%
  • 4837Tue20%
  • 5438Wed
  • 5537Thu
daynightWeather update from Madison, Dane County Regional-Truax Field at

Key findings

  • The highest monthly average temperature in Sun Prairie for July is 73 degrees
  • The lowest monthly average temperature in Sun Prairie for January is 20 degrees
  • The most monthly precipitation in Sun Prairie occurs in June with 5.9 inches
  • The air quality index in Sun Prairie is 22% better than the national average
  • The pollution index in Sun Prairie is 66% better than the national average

Compare Sun Prairie, WI Weather

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      Sun Prairie Average Temperature

      In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
      MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
      January11°F30°F20°F1.5"
      February13°F33°F23°F1.5"
      March24°F47°F35°F2.6"
      April35°F61°F48°F4.4"
      May46°F73°F59°F4.0"
      June57°F81°F69°F5.9"
      July60°F85°F73°F4.9"
      August59°F83°F71°F4.8"
      September51°F77°F63°F3.5"
      October40°F63°F51°F3.2"
      November28°F49°F38°F2.1"
      December17°F34°F25°F2.3"

      Sun Prairie air quality index & pollution index

      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
      IndexSun PrairieWisconsinNational
      Air quality index396950
      Pollution index1,728,8203,316,8775,066,862

      Sun Prairie air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality80
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Sun Prairie air quality information

      PollutantTotal
      Arsenic0.003%
      Benzene0.030%
      Carbon Tetrachloride0.001%
      Lead0.001%
      Mercury0.002%

      Average monthly Sun Prairie temperature with heat index

      Sun Prairie monthly precipitation with daily maximum

      Sun Prairie monthly snow depth with daily maximum

      Sun Prairie monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Poynette, WI2,4413530%
      Lake Ripley, WI1,7553726%
      Marshall, WI3,9343726%
      Cambridge, WI1,1793726%
      Rockdale, WI2263726%
      Sun Prairie, WI31,7213922%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Georgetown, KY31,7084216%
      Bel Air North, MD31,734468%
      Florence, KY31,735548%
      Uniondale, NY31,755512%
      Fallbrook, CA31,7716428%
      Sun Prairie, WI31,7213922%
      Source: The Sun Prairie, WI weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.