Calais Maine Climate Data

Monthly Average Climate Data for Calais Maine

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-12.9 °C-2.1 °C103.12 mm
February-12.3 °C-0.4 °C82.55 mm
March-6.7 °C4.2 °C100.58 mm
April-0.4 °C10.7 °C94.49 mm
May5.1 °C17.3 °C96.27 mm
June10.3 °C22.6 °C93.73 mm
July13.6 °C25.9 °C86.61 mm
August12.6 °C25.7 °C83.57 mm
September8.6 °C21.4 °C89.92 mm
October3.1 °C14.4 °C132.08 mm
November-1.8 °C7.7 °C121.92 mm
December-8.2 °C1.4 °C123.44 mm
Annual0.9 °C12.4 °C1208.28 mm

Climate Data for Calais Maine

Average First Frost DateSep. 21 - Sep. 30
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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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