Alexander Iowa Climate Data

Monthly Average Climate Data for Alexander Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.5 °F24.7 °F0.88 in.
February11.5 °F29.4 °F1.04 in.
March23.6 °F42.2 °F2.04 in.
April35.0 °F57.2 °F3.86 in.
May47.8 °F69.2 °F5.07 in.
June58.5 °F79.2 °F5.71 in.
July61.5 °F82.1 °F4.43 in.
August58.5 °F79.9 °F4.18 in.
September49.6 °F74.1 °F3.23 in.
October37.4 °F60.6 °F2.47 in.
November25.5 °F44.1 °F1.72 in.
December14.1 °F30.4 °F1.35 in.
Annual35.9 °F56.1 °F35.98 in.

Climate Data for Alexander 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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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