Middleton Wisconsin Climate Data

Monthly Average Climate Data for Middleton Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.8 °F27.0 °F1.54 in.
February13.9 °F31.1 °F1.56 in.
March24.3 °F43.2 °F2.14 in.
April35.8 °F56.9 °F3.83 in.
May47.7 °F68.9 °F4.45 in.
June57.6 °F78.4 °F5.79 in.
July61.8 °F82.1 °F4.61 in.
August59.9 °F80.4 °F4.33 in.
September51.2 °F73.2 °F3.53 in.
October39.8 °F60.4 °F2.91 in.
November28.3 °F45.1 °F2.25 in.
December17.8 °F32.6 °F1.72 in.
Annual37.4 °F56.6 °F38.66 in.

Climate Data for Middleton 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 : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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