Shenandoah Iowa Climate Data

Monthly Average Climate Data for Shenandoah Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.3 °F33.2 °F0.86 in.
February17.3 °F38.3 °F1.18 in.
March28.2 °F51.3 °F1.91 in.
April38.8 °F63.5 °F3.35 in.
May51.5 °F73.7 °F5.9 in.
June62.1 °F82.9 °F5.49 in.
July65.6 °F86.4 °F4.28 in.
August62.7 °F84.8 °F3.53 in.
September53.1 °F78.8 °F3.13 in.
October40.6 °F66.5 °F2.78 in.
November28.4 °F50.5 °F1.8 in.
December18.7 °F37.9 °F1.3 in.
Annual40 °F62.3 °F35.51 in.

Climate Data for Shenandoah Iowa

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 : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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