Mount Vernon Maine Climate Data

Monthly Average Climate Data for Mount Vernon Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-12.9 °C-2.4 °C87.38 mm
February-12.2 °C-0.8 °C76.71 mm
March-6.7 °C4 °C90.42 mm
April-0.1 °C11.2 °C104.14 mm
May6.1 °C18.3 °C91.95 mm
June11.3 °C22.9 °C120.4 mm
July14.3 °C26 °C97.03 mm
August13.4 °C25.5 °C92.71 mm
September9 °C21.4 °C92.96 mm
October3.1 °C14.1 °C136.4 mm
November-2.4 °C7.1 °C108.2 mm
December-8.3 °C0.9 °C108.97 mm
Annual1.2 °C12.4 °C1207.27 mm

Climate Data for Mount Vernon 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
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