Belle Plaine Iowa Climate Data

Monthly Average Climate Data for Belle Plaine Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.8 °F27.9 °F1.14 in.
February14.5 °F32.7 °F1.22 in.
March25.8 °F45.9 °F2.1 in.
April37.1 °F60.0 °F3.64 in.
May49.4 °F71.0 °F4.63 in.
June60.0 °F80.6 °F5.14 in.
July63.2 °F84.0 °F3.86 in.
August60.5 °F82.1 °F3.93 in.
September51.7 °F75.8 °F3.59 in.
October39.6 °F62.7 °F2.75 in.
November27.6 °F47.1 °F2.03 in.
December17.3 °F33.7 °F1.54 in.
Annual38.1 °F58.6 °F35.57 in.

Climate Data for Belle Plaine Iowa

Average First Frost DateOct. 11 - Oct. 20
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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