Danville, Vermont has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 30.6 °F (low) to 51.4 °F (high). Annual precipitation averages 47.7 Inches. Danville is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.8 °F | 23.9 °F | 2.99 in. |
| February | 4.3 °F | 27.2 °F | 2.68 in. |
| March | 14.7 °F | 36.1 °F | 3.21 in. |
| April | 28.4 °F | 49.5 °F | 3.69 in. |
| May | 40.6 °F | 63.6 °F | 4.54 in. |
| June | 49.9 °F | 72.1 °F | 4.91 in. |
| July | 54.9 °F | 76.9 °F | 4.8 in. |
| August | 53.0 °F | 75.5 °F | 4.75 in. |
| September | 45.4 °F | 67.9 °F | 3.96 in. |
| October | 35.0 °F | 54.0 °F | 4.9 in. |
| November | 24.1 °F | 40.8 °F | 3.39 in. |
| December | 12.7 °F | 29.6 °F | 3.86 in. |
| Annual | 30.6 °F | 51.4 °F | 47.68 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |