Monroe Maine Climate Data

Monthly Average Climate Data for Monroe Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.5 °F27.5 °F3.72 in.
February9.0 °F30.9 °F3.22 in.
March19.7 °F39.5 °F3.97 in.
April32.1 °F52.3 °F4.28 in.
May42.9 °F64.5 °F3.7 in.
June52.2 °F73.4 °F4.18 in.
July58.0 °F79.1 °F3.31 in.
August56.4 °F78.2 °F3.43 in.
September48.5 °F70.4 °F3.87 in.
October37.8 °F57.3 °F5.22 in.
November28.5 °F44.8 °F4.41 in.
December17.0 °F33.5 °F4.62 in.
Annual34.1 °F54.3 °F47.93 in.

Climate Data for Monroe 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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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