Montour Iowa Climate Data

Monthly Average Climate Data for Montour Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.9 °F27.9 °F1.0 in.
February14.7 °F32.7 °F1.16 in.
March25.9 °F45.8 °F2.02 in.
April37.1 °F60.0 °F3.84 in.
May49.5 °F71.1 °F4.88 in.
June60.2 °F80.8 °F5.53 in.
July63.5 °F84.1 °F4.3 in.
August60.6 °F82.1 °F4.26 in.
September51.9 °F75.8 °F3.46 in.
October39.9 °F62.6 °F2.7 in.
November27.7 °F46.8 °F2.04 in.
December17.3 °F33.6 °F1.42 in.
Annual38.3 °F58.6 °F36.61 in.

Climate Data for Montour 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 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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