Grawn Michigan Climate Data

Monthly Average Climate Data for Grawn Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.8 °C-2.3 °C62.48 mm
February-9.9 °C-0.9 °C45.47 mm
March-6.1 °C4.7 °C52.07 mm
April-0.2 °C11.8 °C80.77 mm
May5.9 °C19.2 °C78.99 mm
June11.6 °C24.7 °C75.44 mm
July14.2 °C27 °C73.66 mm
August13.6 °C26.1 °C81.53 mm
September9.7 °C21.9 °C89.92 mm
October3.9 °C14.4 °C104.39 mm
November-1.2 °C6.7 °C75.95 mm
December-5.9 °C0.6 °C66.55 mm
Annual2.2 °C12.8 °C887.22 mm

Climate Data for Grawn Michigan

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year