Stanwood Iowa Climate Data

Monthly Average Climate Data for Stanwood Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.2 °F28.1 °F1.37 in.
February14.9 °F32.7 °F1.58 in.
March26.1 °F45.8 °F2.33 in.
April37.1 °F59.8 °F3.71 in.
May49.0 °F70.8 °F4.55 in.
June59.2 °F80.1 °F5.23 in.
July62.5 °F83.0 °F4.34 in.
August60.0 °F81.4 °F4.39 in.
September51.4 °F75.5 °F3.7 in.
October39.5 °F62.4 °F3.06 in.
November27.9 °F47.0 °F2.25 in.
December17.5 °F33.7 °F1.75 in.
Annual38 °F58.4 °F38.26 in.

Climate Data for Stanwood 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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