Yarmouth Maine Climate Data

Monthly Average Climate Data for Yarmouth Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.7 °F31.6 °F3.55 in.
February15.4 °F34.4 °F3.55 in.
March24.7 °F41.8 °F4.05 in.
April34.9 °F53.1 °F4.59 in.
May45.2 °F63.8 °F3.64 in.
June54.5 °F72.6 °F4.62 in.
July60.7 °F78.6 °F3.68 in.
August59.7 °F78.3 °F3.53 in.
September52.2 °F71.1 °F4.0 in.
October41.3 °F59.0 °F5.64 in.
November31.5 °F47.9 °F4.44 in.
December21.3 °F37.7 °F4.72 in.
Annual37.9 °F55.8 °F50.01 in.

Climate Data for Yarmouth Maine

Average First Frost DateOct. 11 - Oct. 20
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 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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