Average annual temperature is 10.3 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: -25.3 °C
Number of sunny days: 136 days
Number of rainy days: 211 days
Number of snow days: 18 days
Look at detailed online map of Great Barrington
* Weather data for Great Barrington United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.9 | 14.2 | 15.3 | 28.9 | 29.5 | 31.8 | 30.5 | 27.4 | 31.6 | 27.6 | 16.7 | 14.9 |
| Average daytime temperature (°C) | 4.6 | 4.8 | 7.1 | 16.3 | 20.5 | 23.8 | 27.1 | 24.5 | 21.9 | 17.0 | 7.8 | 6.8 |
| Average temperature (°C) | 1.1 | -0.2 | 2.0 | 10.1 | 13.9 | 18.1 | 22.3 | 19.9 | 17.4 | 12.6 | 3.3 | 2.7 |
| Average night temperature (°C) | -1.9 | -4.6 | -2.1 | 5.2 | 7.9 | 13.5 | 18.6 | 16.2 | 14.0 | 8.9 | -0.3 | 0.1 |
| Absolute minimum temperature (°C) | -7.8 | -25.3 | -6.7 | -4.0 | 1.0 | 7.3 | 13.6 | 12.0 | 7.5 | 0.0 | -5.9 | -8.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.9 | 6.0 | 7.2 | 8.7 | 12.0 | 10.3 | 11.1 | 10.1 | 7.8 | 7.1 | 6.9 | 4.3 |
| Precipitation (mm) | 107 | 55 | 122 | 88 | 60 | 155 | 214 | 128 | 219 | 124 | 54 | 176 |
| Sunny days | 11 | 10 | 10 | 12 | 18 | 8 | 3 | 6 | 13 | 14 | 17 | 14 |
| Rainy days | 17 | 14 | 17 | 18 | 13 | 22 | 28 | 25 | 17 | 17 | 10 | 13 |
| Snow days | 3 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The best time to visit Great Barrington during the most sunny months:
The largest precipitation sum in Great Barrington is at