Grandville Michigan Climate Data

Monthly Average Climate Data for Grandville Michigan

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.8 °F30.6 °F3.14 in.
February18.1 °F32.9 °F2.38 in.
March25.4 °F43.3 °F2.49 in.
April36.0 °F56.1 °F4.04 in.
May46.8 °F67.5 °F4.23 in.
June56.8 °F77.0 °F3.85 in.
July60.2 °F80.9 °F3.4 in.
August59.2 °F79.5 °F3.35 in.
September51.5 °F73.2 °F3.38 in.
October41.1 °F60.0 °F3.85 in.
November31.6 °F46.7 °F3.28 in.
December24.0 °F35.7 °F2.85 in.
Annual39 °F57 °F40.24 in.

Climate Data for Grandville Michigan

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year