Bar Harbor Maine Climate Data

Monthly Average Climate Data for Bar Harbor Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.8 °C-0.4 °C118.62 mm
February-8.3 °C0.4 °C99.06 mm
March-4.2 °C4.1 °C122.17 mm
April1.4 °C10.1 °C114.05 mm
May6.4 °C16.1 °C113.03 mm
June11.1 °C21.1 °C105.41 mm
July14.2 °C24.2 °C81.53 mm
August14.4 °C24 °C74.17 mm
September11.1 °C20 °C104.65 mm
October5.9 °C13.9 °C145.54 mm
November0.7 °C8.2 °C142.49 mm
December-5.1 °C3.2 °C144.02 mm
Annual3.2 °C12.1 °C1364.74 mm

Climate Data for Bar Harbor Maine

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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