Grawn Michigan Climate Data

Monthly Average Climate Data for Grawn Michigan

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.4 °F27.8 °F2.46 in.
February14.1 °F30.3 °F1.79 in.
March21.1 °F40.4 °F2.05 in.
April31.7 °F53.2 °F3.18 in.
May42.7 °F66.6 °F3.11 in.
June52.9 °F76.5 °F2.97 in.
July57.6 °F80.6 °F2.9 in.
August56.5 °F78.9 °F3.21 in.
September49.5 °F71.4 °F3.54 in.
October39.1 °F57.9 °F4.11 in.
November29.8 °F44.0 °F2.99 in.
December21.3 °F33.1 °F2.62 in.
Annual35.9 °F55.1 °F34.93 in.

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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year