Bethel Maine Climate Data

Monthly Average Climate Data for Bethel Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.4 °F26.9 °F3.17 in.
February9.3 °F30.0 °F2.89 in.
March19.0 °F38.9 °F3.4 in.
April31.2 °F52.0 °F4.0 in.
May42.3 °F65.4 °F3.88 in.
June51.7 °F73.5 °F4.68 in.
July57.1 °F78.7 °F4.16 in.
August55.2 °F77.2 °F4.15 in.
September47.1 °F70.1 °F3.39 in.
October36.8 °F56.6 °F5.37 in.
November27.1 °F44.0 °F4.1 in.
December16.9 °F32.5 °F4.19 in.
Annual33.5 °F53.8 °F47.38 in.

Climate Data for Bethel Maine

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 11 - May 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfc - Subarctic With Cool Summers And Year Around Rainfall
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