Massena Iowa Climate Data

Monthly Average Climate Data for Massena Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.9 °F30.5 °F0.8 in.
February16.0 °F35.6 °F1.18 in.
March26.8 °F48.5 °F1.88 in.
April37.6 °F61.5 °F3.43 in.
May49.9 °F71.7 °F5.46 in.
June60.2 °F81.2 °F5.07 in.
July64.0 °F84.8 °F4.25 in.
August61.3 °F83.2 °F4.15 in.
September52.3 °F76.7 °F3.68 in.
October40.0 °F64.1 °F2.79 in.
November27.6 °F48.3 °F1.77 in.
December17.4 °F35.5 °F1.24 in.
Annual38.8 °F60.1 °F35.7 in.

Climate Data for Massena Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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