Tomah Wisconsin Climate Data

Monthly Average Climate Data for Tomah Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.0 °F25.2 °F1.2 in.
February9.9 °F30.1 °F1.13 in.
March21.2 °F42.0 °F1.87 in.
April33.2 °F55.9 °F3.73 in.
May45.4 °F68.2 °F4.53 in.
June55.2 °F77.5 °F5.34 in.
July59.2 °F81.5 °F4.29 in.
August56.7 °F79.3 °F4.41 in.
September48.4 °F72.0 °F3.75 in.
October37.0 °F58.6 °F2.79 in.
November25.5 °F43.4 °F1.88 in.
December14.4 °F30.5 °F1.52 in.
Annual34.4 °F55.4 °F36.44 in.

Climate Data for Tomah 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 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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