Eastport Maine Climate Data

Monthly Average Climate Data for Eastport Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.4 °F30.5 °F3.98 in.
February15.7 °F31.7 °F3.26 in.
March23.8 °F38.7 °F4.1 in.
April33.7 °F48.1 °F4.06 in.
May41.4 °F57.5 °F3.55 in.
June48.5 °F66.6 °F4.05 in.
July54.3 °F71.9 °F2.92 in.
August54.4 °F72.5 °F3.29 in.
September50.2 °F66.8 °F3.79 in.
October41.7 °F56.7 °F4.95 in.
November33.1 °F46.0 °F4.49 in.
December22.8 °F36.8 °F4.93 in.
Annual36.2 °F52 °F47.37 in.

Climate Data for Eastport 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 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
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