Grand Haven Michigan Climate Data

Monthly Average Climate Data for Grand Haven Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.7 °C-0.3 °C68.07 mm
February-6.3 °C0.8 °C48.51 mm
March-2.9 °C5.6 °C53.34 mm
April2.7 °C12.4 °C88.9 mm
May8.7 °C18.7 °C92.46 mm
June13.8 °C23.8 °C86.11 mm
July16.8 °C26 °C77.98 mm
August16.3 °C25.5 °C78.99 mm
September12.3 °C22.1 °C80.26 mm
October6.5 °C15.3 °C87.12 mm
November1.2 °C8.3 °C74.42 mm
December-3.4 °C2.4 °C66.04 mm
Annual4.9 °C13.4 °C902.2 mm

Climate Data for Grand Haven Michigan

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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