Canso, Nova Scotia climate data is summarized below. Average annual temperatures range from 41 °F (low) to 47.7 °F (high). Annual precipitation averages 43.3 Inches. Canso is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -20.5 °F | -17.7 °F | 1752.6 in. |
| February | -21 °F | -18.4 °F | 1752.6 in. |
| March | -19.7 °F | -17.6 °F | 1803.4 in. |
| April | -17.7 °F | -15.8 °F | 2463.8 in. |
| May | -15.1 °F | -13.3 °F | 2057.4 in. |
| June | -12.4 °F | -10.6 °F | 2311.4 in. |
| July | -9.5 °F | -7.8 °F | 1727.2 in. |
| August | -8.4 °F | -6.8 °F | 2235.2 in. |
| September | -9.9 °F | -7.9 °F | 2362.2 in. |
| October | -12.4 °F | -10.5 °F | 3022.6 in. |
| November | -15.3 °F | -13.1 °F | 3048 in. |
| December | -18.2 °F | -15.5 °F | 3403.6 in. |
| Annual | 41 °F | 47.7 °F | 43.32 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |