Malcom Iowa Climate Data

Monthly Average Climate Data for Malcom Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.6 °F28.1 °F1.08 in.
February15.1 °F32.9 °F1.36 in.
March26.2 °F46.0 °F2.12 in.
April37.2 °F59.7 °F3.72 in.
May50.0 °F71.1 °F4.83 in.
June60.8 °F81.0 °F5.48 in.
July64.1 °F84.3 °F4.34 in.
August61.2 °F82.4 °F4.37 in.
September52.2 °F75.7 °F3.58 in.
October40.2 °F62.5 °F2.87 in.
November28.2 °F46.8 °F2.1 in.
December17.8 °F33.8 °F1.52 in.
Annual38.7 °F58.7 °F37.37 in.

Climate Data for Malcom 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 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation