Swanville Maine Climate Data

Monthly Average Climate Data for Swanville Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.7 °F27.9 °F3.86 in.
February10.3 °F30.9 °F3.28 in.
March20.5 °F39.2 °F3.96 in.
April32.7 °F52.0 °F4.39 in.
May43.5 °F64.0 °F3.76 in.
June52.8 °F72.9 °F4.24 in.
July58.8 °F78.7 °F3.22 in.
August57.3 °F77.8 °F3.35 in.
September49.4 °F70.0 °F3.92 in.
October38.7 °F57.2 °F5.43 in.
November29.0 °F44.9 °F4.56 in.
December17.8 °F33.9 °F4.63 in.
Annual35 °F54.1 °F48.6 in.

Climate Data for Swanville 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 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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