Dedham Maine Climate Data

Monthly Average Climate Data for Dedham Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.6 °C-3.8 °C91.19 mm
February-9.9 °C-1.4 °C73.15 mm
March-6.4 °C3.2 °C97.79 mm
April1.3 °C9.9 °C103.38 mm
May7.4 °C16.4 °C92.71 mm
June12.6 °C21.4 °C100.58 mm
July16 °C24.7 °C84.84 mm
August15.3 °C24.3 °C86.36 mm
September11.1 °C20.1 °C95.76 mm
October5 °C13.1 °C127 mm
November-0.7 °C5.8 °C110.49 mm
December-6.8 °C-0.4 °C114.55 mm
Annual2.9 °C11.1 °C1177.8 mm

Climate Data for Dedham Maine

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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