Maxwell Iowa Climate Data

Monthly Average Climate Data for Maxwell Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.9 °F29.2 °F0.96 in.
February15.7 °F33.7 °F1.15 in.
March26.9 °F46.8 °F2.08 in.
April38.3 °F60.9 °F3.78 in.
May50.4 °F71.3 °F5.11 in.
June60.7 °F81.0 °F5.46 in.
July64.3 °F84.5 °F4.4 in.
August61.8 °F82.5 °F4.4 in.
September53.1 °F76.6 °F3.53 in.
October40.6 °F63.0 °F2.62 in.
November28.5 °F47.9 °F1.89 in.
December17.8 °F34.6 °F1.43 in.
Annual39.2 °F59.3 °F36.81 in.

Climate Data for Maxwell 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 : -15°F to -10°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