Madison Wisconsin Climate Data

Monthly Average Climate Data for Madison Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.9 °F27.1 °F1.53 in.
February13.7 °F31.1 °F1.59 in.
March24.3 °F43.2 °F2.14 in.
April35.8 °F56.8 °F3.78 in.
May47.7 °F68.9 °F4.42 in.
June57.8 °F78.4 °F5.65 in.
July62.0 °F82.1 °F4.5 in.
August59.9 °F80.3 °F4.17 in.
September51.4 °F73.1 °F3.53 in.
October39.8 °F60.3 °F2.88 in.
November28.4 °F45.2 °F2.22 in.
December17.9 °F32.6 °F1.73 in.
Annual37.5 °F56.6 °F38.14 in.

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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation