Pentwater Michigan Climate Data

Monthly Average Climate Data for Pentwater Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.3 °C-1.2 °C61.47 mm
February-7.1 °C-0.2 °C45.97 mm
March-3.9 °C4.4 °C53.59 mm
April1.7 °C11.4 °C85.6 mm
May7.2 °C17.9 °C92.71 mm
June12.6 °C23.2 °C86.61 mm
July15.8 °C25.2 °C82.3 mm
August15.7 °C24.7 °C85.6 mm
September11.9 °C21.3 °C78.49 mm
October5.7 °C14.3 °C97.28 mm
November0.7 °C7.3 °C76.45 mm
December-4.1 °C1.6 °C61.47 mm
Annual4.1 °C12.5 °C907.54 mm

Climate Data for Pentwater Michigan

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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