Le Grand Iowa Climate Data

Monthly Average Climate Data for Le Grand Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.9 °F27.7 °F1.01 in.
February14.7 °F32.5 °F1.15 in.
March25.9 °F45.6 °F2.03 in.
April37.2 °F59.8 °F3.83 in.
May49.7 °F70.9 °F4.93 in.
June60.4 °F80.6 °F5.5 in.
July63.6 °F83.8 °F4.31 in.
August60.8 °F81.9 °F4.27 in.
September52.1 °F75.8 °F3.47 in.
October39.9 °F62.4 °F2.67 in.
November27.7 °F46.6 °F2.02 in.
December17.1 °F33.5 °F1.44 in.
Annual38.3 °F58.4 °F36.63 in.

Climate Data for Le Grand Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
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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