Sun Prairie Wisconsin Climate Data

Monthly Average Climate Data for Sun Prairie Wisconsin

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.9 °C-2.9 °C37.08 mm
February-10.1 °C-0.6 °C39.12 mm
March-4.4 °C6.1 °C52.58 mm
April1.9 °C13.6 °C95 mm
May8.5 °C20.4 °C110.24 mm
June14 °C25.7 °C136.65 mm
July16.4 °C27.8 °C110.49 mm
August15.3 °C26.8 °C103.89 mm
September10.6 °C22.9 °C88.39 mm
October4.2 °C15.6 °C72.9 mm
November-2.2 °C7.2 °C55.37 mm
December-8.1 °C0.2 °C43.43 mm
Annual2.9 °C13.6 °C945.14 mm

Climate Data for Sun Prairie Wisconsin

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation