Marcus Iowa Climate Data

Monthly Average Climate Data for Marcus Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.4 °F26.3 °F0.71 in.
February12.6 °F30.8 °F0.86 in.
March24.1 °F43.9 °F1.73 in.
April35.3 °F58.2 °F3.27 in.
May48.3 °F70.2 °F4.1 in.
June59.2 °F80.0 °F4.7 in.
July62.7 °F83.1 °F3.5 in.
August60.2 °F80.8 °F3.85 in.
September51.2 °F74.8 °F3.22 in.
October38.5 °F61.4 °F2.36 in.
November25.3 °F44.8 °F1.38 in.
December14.4 °F31.2 °F0.98 in.
Annual36.7 °F57.1 °F30.66 in.

Climate Data for Marcus Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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