Trenton Maine Climate Data

Monthly Average Climate Data for Trenton Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.9 °C-1.4 °C103.12 mm
February-10.3 °C0.1 °C88.9 mm
March-5.6 °C4.2 °C106.17 mm
April0.3 °C10.8 °C111.25 mm
May5.8 °C17 °C99.06 mm
June10.9 °C22 °C103.12 mm
July14.3 °C25.2 °C80.01 mm
August13.8 °C25.1 °C78.74 mm
September9.9 °C20.9 °C96.52 mm
October4.2 °C14.3 °C132.33 mm
November-1.1 °C7.8 °C126.49 mm
December-7.1 °C2 °C125.22 mm
Annual2 °C12.3 °C1250.93 mm

Climate Data for Trenton Maine

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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