Washburn Iowa Climate Data

Monthly Average Climate Data for Washburn Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January9.9 °F26.9 °F1.13 in.
February13.9 °F31.3 °F1.23 in.
March25.4 °F44.6 °F2.11 in.
April36.9 °F59.3 °F4.02 in.
May49.3 °F70.9 °F4.86 in.
June59.8 °F80.5 °F5.72 in.
July63.1 °F83.6 °F4.82 in.
August60.2 °F81.7 °F4.31 in.
September51.4 °F75.7 °F3.72 in.
October39.4 °F62.3 °F2.94 in.
November27.2 °F46.0 °F2.04 in.
December16.5 °F32.7 °F1.55 in.
Annual37.8 °F58 °F38.45 in.

Climate Data for Washburn 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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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