Bay Port Michigan Climate Data

Monthly Average Climate Data for Bay Port Michigan

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.4 °F29.4 °F1.66 in.
February16.3 °F31.2 °F1.49 in.
March24.3 °F40.2 °F1.56 in.
April34.7 °F52.9 °F3.15 in.
May46.1 °F66.2 °F3.13 in.
June56.3 °F75.6 °F3.34 in.
July61.4 °F80.0 °F3.01 in.
August60.2 °F78.0 °F3.24 in.
September53.6 °F71.4 °F2.87 in.
October42.9 °F58.9 °F2.83 in.
November32.8 °F46.0 °F2.23 in.
December24.0 °F35.0 °F1.76 in.
Annual39.1 °F55.4 °F30.27 in.

Climate Data for Bay Port Michigan

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year