Great Barrington Massachusetts Climate Data

Monthly Average Climate Data for Great Barrington Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.7 °F33.0 °F2.95 in.
February15.1 °F36.3 °F2.21 in.
March23.6 °F44.5 °F2.89 in.
April33.9 °F58.6 °F3.8 in.
May44.7 °F70.1 °F3.47 in.
June53.8 °F77.5 °F4.46 in.
July58.8 °F82.3 °F4.66 in.
August57.4 °F80.3 °F4.44 in.
September49.2 °F73.1 °F4.12 in.
October38.2 °F61.0 °F4.17 in.
November29.4 °F49.2 °F3.21 in.
December20.9 °F38.0 °F3.61 in.
Annual36.6 °F58.7 °F43.99 in.

Climate Data for Great Barrington Massachusetts

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year