Oshkosh Wisconsin Climate Data

Monthly Average Climate Data for Oshkosh Wisconsin

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.8 °C-3.4 °C34.8 mm
February-10.6 °C-1.4 °C28.96 mm
March-4.8 °C4.9 °C46.48 mm
April1.9 °C12.4 °C81.79 mm
May8.6 °C19.3 °C98.3 mm
June14.2 °C24.9 °C122.43 mm
July16.5 °C27.4 °C93.22 mm
August15.6 °C26.2 °C87.38 mm
September11.2 °C22.4 °C76.2 mm
October4.6 °C14.8 °C72.64 mm
November-1.7 °C6.8 °C49.78 mm
December-7.9 °C-0.3 °C40.89 mm
Annual3 °C12.8 °C832.87 mm

Climate Data for Oshkosh Wisconsin

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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