Trenton, Nova Scotia climate data is summarized below. Average annual temperatures range from 37.2 °F (low) to 52 °F (high). Annual precipitation averages 43 Inches. Trenton is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -22.9 °F | -18.5 °F | 863.6 in. |
| February | -23.1 °F | -18.5 °F | 965.2 in. |
| March | -21.5 °F | -16.9 °F | 990.6 in. |
| April | -18 °F | -13.5 °F | 1879.6 in. |
| May | -14.8 °F | -9.9 °F | 2387.6 in. |
| June | -12 °F | -7.2 °F | 2717.8 in. |
| July | -9.3 °F | -4.3 °F | 2413 in. |
| August | -9.3 °F | -4.5 °F | 3733.8 in. |
| September | -11.6 °F | -6.6 °F | 3073.4 in. |
| October | -14.4 °F | -10 °F | 2895.6 in. |
| November | -17 °F | -13.2 °F | 3098.8 in. |
| December | -20.2 °F | -16.5 °F | 2717.8 in. |
| Annual | 37.2 °F | 52 °F | 42.99 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |