Milltown Wisconsin Climate Data

Monthly Average Climate Data for Milltown Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.7 °F21.5 °F0.84 in.
February7.8 °F26.8 °F0.85 in.
March20.3 °F39.6 °F1.49 in.
April33.0 °F54.3 °F2.8 in.
May45.6 °F67.7 °F4.02 in.
June55.5 °F76.7 °F4.33 in.
July59.8 °F80.9 °F4.3 in.
August57.8 °F78.9 °F4.19 in.
September50.1 °F71.0 °F3.5 in.
October38.0 °F56.8 °F3.21 in.
November24.9 °F39.9 °F1.79 in.
December12.1 °F26.6 °F1.18 in.
Annual34.1 °F53.4 °F32.5 in.

Climate Data for Milltown Wisconsin

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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