Creston Iowa Climate Data

Monthly Average Climate Data for Creston Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.1 °F30.8 °F0.86 in.
February17.1 °F36.0 °F1.24 in.
March27.4 °F48.6 °F2.01 in.
April38.6 °F61.3 °F3.47 in.
May50.5 °F71.2 °F5.15 in.
June60.7 °F80.5 °F4.98 in.
July64.5 °F84.5 °F3.98 in.
August62.4 °F83.3 °F4.18 in.
September53.3 °F75.9 °F3.82 in.
October41.0 °F63.6 °F2.61 in.
November29.0 °F48.5 °F1.94 in.
December18.4 °F35.7 °F1.26 in.
Annual39.7 °F60 °F35.5 in.

Climate Data for Creston 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 5b : -15°F to -10°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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