Fennimore Wisconsin Climate Data

Monthly Average Climate Data for Fennimore Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.1 °F25.7 °F1.27 in.
February13.6 °F30.3 °F1.29 in.
March24.9 °F42.7 °F2.04 in.
April36.0 °F56.4 °F3.93 in.
May47.8 °F67.9 °F4.54 in.
June58.1 °F77.1 °F5.72 in.
July61.9 °F80.6 °F4.64 in.
August59.9 °F78.9 °F4.1 in.
September51.5 °F72.2 °F3.84 in.
October39.9 °F59.3 °F2.87 in.
November28.3 °F44.7 °F2.19 in.
December17.2 °F31.7 °F1.63 in.
Annual37.4 °F55.6 °F38.06 in.

Climate Data for Fennimore 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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