North Adams, Massachusetts has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.6 °F (low) to 56.8 °F (high). Annual precipitation averages 46.9 Inches. North Adams is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 13.7 °F | 31.3 °F | 2.96 in. |
| February | 15.0 °F | 34.0 °F | 2.34 in. |
| March | 23.1 °F | 42.4 °F | 2.89 in. |
| April | 34.2 °F | 55.9 °F | 4.02 in. |
| May | 44.8 °F | 67.6 °F | 3.99 in. |
| June | 53.7 °F | 76.0 °F | 4.61 in. |
| July | 58.6 °F | 80.3 °F | 5.3 in. |
| August | 57.0 °F | 78.5 °F | 4.74 in. |
| September | 49.7 °F | 71.7 °F | 4.75 in. |
| October | 38.7 °F | 59.5 °F | 4.4 in. |
| November | 29.5 °F | 47.6 °F | 3.49 in. |
| December | 20.8 °F | 36.7 °F | 3.39 in. |
| Annual | 36.6 °F | 56.8 °F | 46.88 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |