Delafield Wisconsin Climate Data

Monthly Average Climate Data for Delafield Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.2 °F27.1 °F1.68 in.
February13.9 °F30.8 °F1.62 in.
March23.7 °F42.3 °F2.05 in.
April34.8 °F55.4 °F3.77 in.
May46.0 °F67.2 °F4.13 in.
June56.0 °F77.1 °F4.84 in.
July60.6 °F81.3 °F4.06 in.
August58.9 °F79.5 °F3.96 in.
September50.8 °F72.7 °F3.28 in.
October39.5 °F59.6 °F2.89 in.
November28.3 °F45.1 °F2.16 in.
December17.8 °F32.6 °F1.92 in.
Annual36.8 °F55.9 °F36.36 in.

Climate Data for Delafield 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 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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