Coventry, Vermont has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 32.1 °F (low) to 53 °F (high). Annual precipitation averages 47.1 Inches. Coventry is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.6 °F | 24.5 °F | 3.28 in. |
| February | 5.9 °F | 28.2 °F | 2.79 in. |
| March | 16.4 °F | 37.3 °F | 3.13 in. |
| April | 30.7 °F | 51.7 °F | 3.65 in. |
| May | 42.6 °F | 65.4 °F | 4.17 in. |
| June | 51.5 °F | 74.0 °F | 4.69 in. |
| July | 56.1 °F | 78.5 °F | 4.86 in. |
| August | 54.5 °F | 76.9 °F | 4.57 in. |
| September | 47.0 °F | 69.5 °F | 3.84 in. |
| October | 36.1 °F | 56.0 °F | 4.68 in. |
| November | 25.7 °F | 42.7 °F | 3.65 in. |
| December | 14.6 °F | 31.3 °F | 3.78 in. |
| Annual | 32.1 °F | 53 °F | 47.09 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| 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 |