Mason Michigan Climate Data

Monthly Average Climate Data for Mason Michigan

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9 °C-1.1 °C57.4 mm
February-8.6 °C0.6 °C46.48 mm
March-4 °C6.3 °C55.63 mm
April2.1 °C13.6 °C86.11 mm
May8.6 °C20.2 °C96.52 mm
June13.7 °C25.3 °C94.74 mm
July15.4 °C27.4 °C85.34 mm
August14.6 °C26.4 °C87.12 mm
September10.4 °C23.1 °C77.72 mm
October4.3 °C15.7 °C77.72 mm
November-0.8 °C8.2 °C65.02 mm
December-5.3 °C1.8 °C53.09 mm
Annual3.5 °C14 °C882.89 mm

Climate Data for Mason Michigan

Average First Frost DateOct. 1 - Oct. 10
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 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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