Bennington, Vermont has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.7 °F (low) to 57 °F (high). Annual precipitation averages 45.1 Inches. Bennington is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 12.3 °F | 31.2 °F | 3.28 in. |
| February | 13.7 °F | 33.9 °F | 2.31 in. |
| March | 22.1 °F | 42.5 °F | 2.98 in. |
| April | 33.6 °F | 56.4 °F | 3.75 in. |
| May | 44.2 °F | 68.2 °F | 3.69 in. |
| June | 53.2 °F | 76.2 °F | 4.38 in. |
| July | 57.8 °F | 80.5 °F | 4.85 in. |
| August | 56.1 °F | 79.0 °F | 4.24 in. |
| September | 48.6 °F | 72.2 °F | 3.83 in. |
| October | 38.4 °F | 59.6 °F | 4.35 in. |
| November | 28.8 °F | 47.5 °F | 3.61 in. |
| December | 19.9 °F | 36.7 °F | 3.86 in. |
| Annual | 35.7 °F | 57 °F | 45.13 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |