Millersburg Iowa Climate Data

Monthly Average Climate Data for Millersburg Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.2 °C-1.7 °C29.97 mm
February-9.1 °C0.9 °C36.07 mm
March-3.1 °C8.2 °C55.37 mm
April3.1 °C15.8 °C94.23 mm
May10 °C21.8 °C126.75 mm
June15.9 °C27.2 °C131.06 mm
July17.7 °C29 °C105.92 mm
August16.1 °C28 °C116.08 mm
September11.2 °C24.5 °C87.38 mm
October4.5 °C17.3 °C74.68 mm
November-2.1 °C8.7 °C52.83 mm
December-7.8 °C1.4 °C40.89 mm
Annual3.8 °C15.1 °C951.23 mm

Climate Data for Millersburg Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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