Trenton Maine Climate Data

Monthly Average Climate Data for Trenton Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.4 °F29.5 °F4.06 in.
February13.5 °F32.1 °F3.5 in.
March22.0 °F39.6 °F4.18 in.
April32.5 °F51.4 °F4.38 in.
May42.5 °F62.6 °F3.9 in.
June51.7 °F71.6 °F4.06 in.
July57.7 °F77.4 °F3.15 in.
August56.8 °F77.1 °F3.1 in.
September49.8 °F69.7 °F3.8 in.
October39.5 °F57.7 °F5.21 in.
November30.1 °F46.1 °F4.98 in.
December19.2 °F35.6 °F4.93 in.
Annual35.6 °F54.2 °F49.25 in.

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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year