Pewaukee Wisconsin Climate Data

Monthly Average Climate Data for Pewaukee Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.0 °F27.8 °F1.77 in.
February15.0 °F31.5 °F1.61 in.
March24.3 °F42.7 °F2.08 in.
April35.2 °F55.2 °F3.84 in.
May46.2 °F67.0 °F4.14 in.
June56.1 °F76.9 °F4.76 in.
July61.1 °F81.5 °F4.15 in.
August59.5 °F79.8 °F3.79 in.
September51.4 °F72.9 °F3.16 in.
October40.1 °F59.9 °F2.9 in.
November29.0 °F45.6 °F2.11 in.
December18.6 °F33.2 °F2.02 in.
Annual37.4 °F56.2 °F36.33 in.

Climate Data for Pewaukee Wisconsin

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°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
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