Shelburne, Vermont has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3 °C (low) to 13.3 °C (high). Annual precipitation averages 943.6 Millimeters. Shelburne is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.7 °C | -2.1 °C | 58.93 mm |
| February | -10.8 °C | -0.7 °C | 45.72 mm |
| March | -5.5 °C | 4.2 °C | 60.71 mm |
| April | 1.6 °C | 12.4 °C | 73.41 mm |
| May | 8.2 °C | 19.9 °C | 82.3 mm |
| June | 13.4 °C | 24.8 °C | 105.41 mm |
| July | 16.3 °C | 27.6 °C | 109.47 mm |
| August | 15.4 °C | 26.7 °C | 92.2 mm |
| September | 11.1 °C | 22.5 °C | 83.82 mm |
| October | 4.9 °C | 14.8 °C | 89.41 mm |
| November | -0.6 °C | 7.9 °C | 72.9 mm |
| December | -6.8 °C | 1.4 °C | 69.34 mm |
| Annual | 3 °C | 13.3 °C | 943.62 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |