Cornish Maine Climate Data

Monthly Average Climate Data for Cornish Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-12.5 °C-0.8 °C93.22 mm
February-12.2 °C0.9 °C96.27 mm
March-6.6 °C5.6 °C116.33 mm
April-0.2 °C12.6 °C108.71 mm
May5.9 °C19.4 °C89.92 mm
June11.6 °C24.3 °C122.17 mm
July14.6 °C27.6 °C113.03 mm
August13.6 °C26.9 °C98.04 mm
September9.2 °C22.6 °C96.52 mm
October2.8 °C15.1 °C138.94 mm
November-2.6 °C8.1 °C113.03 mm
December-8.4 °C2.2 °C117.86 mm
Annual1.3 °C13.7 °C1304.04 mm

Climate Data for Cornish 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 : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfc - Subarctic With Cool Summers And Year Around Rainfall
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