Monroe Wisconsin Climate Data

Monthly Average Climate Data for Monroe Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.3 °F27.0 °F1.53 in.
February14.7 °F31.1 °F1.66 in.
March25.2 °F43.4 °F2.04 in.
April36.3 °F57.0 °F3.85 in.
May48.1 °F68.9 °F4.16 in.
June58.3 °F78.7 °F5.97 in.
July62.1 °F81.9 °F3.99 in.
August60.2 °F80.2 °F4.38 in.
September51.7 °F73.1 °F4.0 in.
October39.9 °F60.2 °F3.14 in.
November28.9 °F45.2 °F2.25 in.
December18.1 °F32.4 °F1.8 in.
Annual37.9 °F56.6 °F38.77 in.

Climate Data for Monroe Wisconsin

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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