Madison Wisconsin Climate Data

Monthly Average Climate Data for Madison Wisconsin

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.7 °C-2.7 °C38.86 mm
February-10.2 °C-0.5 °C40.39 mm
March-4.3 °C6.2 °C54.36 mm
April2.1 °C13.8 °C96.01 mm
May8.7 °C20.5 °C112.27 mm
June14.3 °C25.8 °C143.51 mm
July16.7 °C27.8 °C114.3 mm
August15.5 °C26.8 °C105.92 mm
September10.8 °C22.8 °C89.66 mm
October4.3 °C15.7 °C73.15 mm
November-2 °C7.3 °C56.39 mm
December-7.8 °C0.3 °C43.94 mm
Annual3 °C13.7 °C968.76 mm

Climate Data for Madison 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