Palmyra Maine Climate Data

Monthly Average Climate Data for Palmyra Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-14.3 °C-2.8 °C88.65 mm
February-13.6 °C-0.8 °C72.9 mm
March-7.4 °C4.2 °C91.95 mm
April-0.7 °C11.6 °C99.31 mm
May5.6 °C18.8 °C88.14 mm
June10.9 °C23.5 °C106.68 mm
July14.1 °C26.5 °C85.6 mm
August13.1 °C25.9 °C89.15 mm
September8.7 °C21.7 °C95.5 mm
October2.6 °C14.3 °C120.65 mm
November-2.7 °C7.1 °C107.44 mm
December-9.2 °C0.7 °C107.7 mm
Annual0.6 °C12.6 °C1153.67 mm

Climate Data for Palmyra Maine

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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