Custer Michigan Climate Data

Monthly Average Climate Data for Custer Michigan

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.8 °F29.1 °F2.61 in.
February16.1 °F31.8 °F1.89 in.
March22.0 °F41.3 °F2.23 in.
April32.8 °F54.4 °F3.32 in.
May43.7 °F67.2 °F3.45 in.
June53.3 °F76.3 °F3.38 in.
July57.7 °F79.3 °F2.8 in.
August55.9 °F78.2 °F3.23 in.
September48.6 °F71.5 °F2.91 in.
October38.4 °F58.8 °F3.88 in.
November30.1 °F44.7 °F3.17 in.
December22.2 °F34.0 °F2.63 in.
Annual36.4 °F55.6 °F35.5 in.

Climate Data for Custer 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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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