Carroll Iowa Climate Data

Monthly Average Climate Data for Carroll Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.3 °F27.9 °F0.84 in.
February14.3 °F32.6 °F1.1 in.
March25.3 °F46.0 °F1.96 in.
April36.1 °F59.9 °F3.44 in.
May48.9 °F70.9 °F4.66 in.
June59.7 °F81.2 °F5.07 in.
July63.2 °F84.0 °F4.13 in.
August60.4 °F81.8 °F4.03 in.
September51.2 °F76.2 °F2.96 in.
October39.1 °F63.1 °F2.54 in.
November26.4 °F46.4 °F1.42 in.
December16.1 °F33.1 °F1.25 in.
Annual37.6 °F58.6 °F33.4 in.

Climate Data for Carroll Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 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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