Colrain Massachusetts Climate Data

Monthly Average Climate Data for Colrain Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.1 °C-1.3 °C100.58 mm
February-10.7 °C0.3 °C93.98 mm
March-6.4 °C4.7 °C112.27 mm
April-0.2 °C11.7 °C117.6 mm
May5.8 °C18.2 °C108.2 mm
June10.8 °C23.1 °C132.59 mm
July13.8 °C25.8 °C116.33 mm
August12.8 °C24.9 °C111.25 mm
September8.7 °C21.2 °C127.25 mm
October2.7 °C14 °C146.56 mm
November-2.4 °C7.4 °C107.19 mm
December-7.3 °C1.6 °C112.27 mm
Annual1.4 °C12.6 °C1386.07 mm

Climate Data for Colrain Massachusetts

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com