Lake Geneva Wisconsin Climate Data

Monthly Average Climate Data for Lake Geneva Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.2 °F28.8 °F1.89 in.
February16.0 °F32.7 °F1.85 in.
March25.3 °F44.2 °F2.19 in.
April35.7 °F57.2 °F3.77 in.
May47.1 °F68.8 °F4.29 in.
June56.9 °F78.7 °F5.07 in.
July61.3 °F82.5 °F3.68 in.
August59.5 °F81.0 °F3.86 in.
September51.7 °F74.4 °F3.6 in.
October40.3 °F61.1 °F2.99 in.
November29.6 °F46.6 °F2.46 in.
December19.3 °F34.0 °F2.11 in.
Annual38 °F57.5 °F37.76 in.

Climate Data for Lake Geneva Wisconsin

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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