Lenox Iowa Climate Data

Monthly Average Climate Data for Lenox Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.0 °F31.1 °F0.86 in.
February17.0 °F36.3 °F1.22 in.
March27.4 °F49.0 °F2.12 in.
April38.5 °F61.2 °F3.6 in.
May50.3 °F71.1 °F5.39 in.
June60.5 °F80.4 °F5.23 in.
July64.5 °F84.5 °F4.27 in.
August62.4 °F83.2 °F3.98 in.
September53.4 °F76.0 °F3.63 in.
October41.1 °F63.6 °F2.88 in.
November28.9 °F48.6 °F1.98 in.
December18.3 °F36.0 °F1.33 in.
Annual39.6 °F60.1 °F36.49 in.

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