Whittemore Iowa Climate Data

Monthly Average Climate Data for Whittemore Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.4 °C-3.9 °C20.32 mm
February-11 °C-1.6 °C24.64 mm
March-4.4 °C5.7 °C48.77 mm
April2.1 °C14.3 °C91.19 mm
May8.9 °C20.8 °C118.87 mm
June15.1 °C26.4 °C135.38 mm
July16.8 °C28.1 °C104.65 mm
August15.4 °C26.7 °C105.92 mm
September10.6 °C23.6 °C82.8 mm
October3.5 °C16.2 °C59.44 mm
November-3.6 °C6.8 °C38.61 mm
December-9.9 °C-1.1 °C29.46 mm
Annual2.5 °C13.5 °C860.05 mm

Climate Data for Whittemore Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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