Waukesha Wisconsin Climate Data

Monthly Average Climate Data for Waukesha Wisconsin

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.9 °C-2.2 °C43.43 mm
February-9.3 °C-0.1 °C40.64 mm
March-4.1 °C6.1 °C50.55 mm
April1.9 °C12.9 °C95.25 mm
May7.9 °C19.6 °C105.16 mm
June13.4 °C25.1 °C123.19 mm
July16.3 °C27.6 °C101.35 mm
August15.4 °C26.7 °C99.57 mm
September10.8 °C22.8 °C80.52 mm
October4.6 °C15.6 °C72.39 mm
November-1.5 °C7.7 °C53.09 mm
December-7.3 °C0.8 °C49.78 mm
Annual3.1 °C13.6 °C914.92 mm

Climate Data for Waukesha Wisconsin

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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