Shelburne, Nova Scotia climate data is summarized below. Average annual temperatures range from 3.7 °C (low) to 12.8 °C (high). Annual precipitation averages 1357 Millimeters. Shelburne is located in USDA Plant Hardiness Zone 6b. 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 | -6.92 °C | 1.03 °C | 83 mm |
| February | -7.44 °C | 0.96 °C | 84 mm |
| March | -3.79 °C | 5.09 °C | 100 mm |
| April | 1.65 °C | 11.24 °C | 114 mm |
| May | 6.48 °C | 16.14 °C | 109 mm |
| June | 11.02 °C | 20.81 °C | 111 mm |
| July | 14.27 °C | 24.24 °C | 96 mm |
| August | 13.96 °C | 24.02 °C | 95 mm |
| September | 10.56 °C | 20.66 °C | 100 mm |
| October | 6.13 °C | 15.2 °C | 148 mm |
| November | 1.57 °C | 9.58 °C | 155 mm |
| December | -2.96 °C | 4.34 °C | 162 mm |
| Annual | 3.7 °C | 12.8 °C | 1357 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |