Whittemore Iowa Climate Data

Monthly Average Climate Data for Whittemore Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.8 °F24.9 °F0.8 in.
February12.2 °F29.2 °F0.97 in.
March24.1 °F42.2 °F1.92 in.
April35.7 °F57.7 °F3.59 in.
May48.1 °F69.5 °F4.68 in.
June59.1 °F79.6 °F5.33 in.
July62.3 °F82.5 °F4.12 in.
August59.7 °F80.1 °F4.17 in.
September51.0 °F74.4 °F3.26 in.
October38.3 °F61.2 °F2.34 in.
November25.5 °F44.2 °F1.52 in.
December14.2 °F30.1 °F1.16 in.
Annual36.5 °F56.3 °F33.86 in.

Climate Data for Whittemore Iowa

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