Leon Iowa Climate Data

Monthly Average Climate Data for Leon Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.0 °F31.7 °F0.98 in.
February17.0 °F36.6 °F1.43 in.
March27.6 °F49.3 °F2.22 in.
April38.4 °F61.3 °F3.99 in.
May50.1 °F71.1 °F5.47 in.
June60.2 °F80.5 °F5.17 in.
July64.4 °F84.9 °F4.54 in.
August61.9 °F83.2 °F4.37 in.
September52.8 °F76.0 °F3.79 in.
October40.7 °F63.9 °F3.05 in.
November28.7 °F49.1 °F2.05 in.
December18.6 °F36.7 °F1.43 in.
Annual39.5 °F60.4 °F38.49 in.

Climate Data for Leon Iowa

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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