Chelsea Michigan Climate Data

Monthly Average Climate Data for Chelsea Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.9 °C-0.4 °C59.44 mm
February-8.4 °C1.3 °C47.5 mm
March-3.9 °C6.9 °C58.42 mm
April2.2 °C14.3 °C79.25 mm
May8.5 °C20.9 °C97.54 mm
June13.7 °C25.9 °C93.98 mm
July15.6 °C28.2 °C89.66 mm
August15 °C27.1 °C87.63 mm
September10.8 °C23.6 °C74.42 mm
October4.6 °C16.3 °C77.22 mm
November-0.7 °C8.8 °C66.29 mm
December-5.4 °C2.3 °C54.86 mm
Annual3.6 °C14.6 °C886.21 mm

Climate Data for Chelsea 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 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year