Martensdale Iowa Climate Data

Monthly Average Climate Data for Martensdale Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.6 °C-0.7 °C25.4 mm
February-8.5 °C1.9 °C32.77 mm
March-2.2 °C9.1 °C52.58 mm
April4.1 °C16.6 °C94.49 mm
May10.8 °C22.3 °C131.83 mm
June16.5 °C27.7 °C130.56 mm
July18.6 °C29.8 °C107.44 mm
August17.3 °C28.9 °C103.89 mm
September12.3 °C25.4 °C90.93 mm
October5.4 °C17.8 °C66.8 mm
November-1.4 °C9.3 °C47.24 mm
December-7.3 °C2.2 °C36.32 mm
Annual4.6 °C15.9 °C920.25 mm

Climate Data for Martensdale Iowa

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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