Bangor Maine Climate Data

Monthly Average Climate Data for Bangor Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.6 °C-2.2 °C84.33 mm
February-12.6 °C-0.6 °C75.69 mm
March-6.6 °C4.1 °C96.52 mm
April-0.2 °C11.2 °C99.57 mm
May5.6 °C18.1 °C86.61 mm
June10.6 °C23.2 °C100.58 mm
July14.2 °C26.3 °C82.55 mm
August13.1 °C25.8 °C84.84 mm
September8.8 °C21.3 °C98.3 mm
October2.8 °C14.1 °C120.65 mm
November-2.1 °C7.4 °C102.36 mm
December-8.5 °C1.3 °C117.35 mm
Annual1 °C12.5 °C1149.35 mm

Climate Data for Bangor Maine

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com