Post Lake Wisconsin Climate Data

Monthly Average Climate Data for Post Lake Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.3 °F21.8 °F1.2 in.
February5.0 °F26.4 °F1.08 in.
March15.3 °F37.9 °F1.65 in.
April28.2 °F51.0 °F2.87 in.
May40.8 °F65.0 °F3.77 in.
June51.0 °F73.9 °F4.52 in.
July54.9 °F77.9 °F3.92 in.
August53.0 °F75.8 °F3.34 in.
September45.3 °F68.0 °F3.92 in.
October34.0 °F54.0 °F3.23 in.
November22.9 °F39.0 °F1.9 in.
December10.6 °F26.6 °F1.57 in.
Annual30.4 °F51.4 °F32.97 in.

Climate Data for Post Lake Wisconsin

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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