Flat Rock Michigan Climate Data

Monthly Average Climate Data for Flat Rock Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.4 °C0.3 °C61.47 mm
February-6.8 °C1.7 °C53.34 mm
March-2.4 °C7.2 °C64.77 mm
April3.4 °C14.4 °C81.28 mm
May9.7 °C20.9 °C96.77 mm
June15.2 °C26.3 °C89.41 mm
July17.4 °C28.4 °C85.09 mm
August16.6 °C27.4 °C86.87 mm
September12.6 °C23.9 °C82.55 mm
October6.1 °C16.8 °C71.12 mm
November0.7 °C9.3 °C68.58 mm
December-3.8 °C3.1 °C60.96 mm
Annual5.1 °C15 °C902.21 mm

Climate Data for Flat Rock Michigan

Average First Frost DateOct. 21 - Oct. 31
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 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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