Shoreham, Vermont has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36 °F (low) to 56.5 °F (high). Annual precipitation averages 37.4 Inches. Shoreham is located in USDA Plant Hardiness Zone 5a. 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 | 11.1 °F | 29.3 °F | 2.49 in. |
| February | 11.8 °F | 31.6 °F | 1.97 in. |
| March | 21.9 °F | 40.6 °F | 2.51 in. |
| April | 33.0 °F | 55.8 °F | 3.01 in. |
| May | 45.1 °F | 67.9 °F | 3.27 in. |
| June | 54.5 °F | 77.5 °F | 3.8 in. |
| July | 59.3 °F | 82.2 °F | 3.84 in. |
| August | 58.1 °F | 80.7 °F | 3.53 in. |
| September | 49.8 °F | 73.3 °F | 3.26 in. |
| October | 38.5 °F | 58.3 °F | 3.86 in. |
| November | 29.6 °F | 46.0 °F | 2.82 in. |
| December | 18.7 °F | 34.5 °F | 3.04 in. |
| Annual | 36 °F | 56.5 °F | 37.4 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°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 |