New Hazelton, British Columbia climate data is summarized below. Average annual temperatures range from 32.6 °F (low) to 45.9 °F (high). Annual precipitation averages 21.4 Inches. New Hazelton is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -21.3 °F | -18.1 °F | 0 in. |
| February | -21.6 °F | -18 °F | 0 in. |
| March | -21.2 °F | -16.7 °F | 0 in. |
| April | -18.7 °F | -14.3 °F | 1041.4 in. |
| May | -15.9 °F | -10.9 °F | 1524 in. |
| June | -14.1 °F | -9.3 °F | 1828.8 in. |
| July | -12.5 °F | -7.5 °F | 1549.4 in. |
| August | -12.9 °F | -7.4 °F | 1600.2 in. |
| September | -14.5 °F | -10 °F | 2514.6 in. |
| October | -16.7 °F | -13.7 °F | 3022.6 in. |
| November | -19.6 °F | -17.2 °F | 736.6 in. |
| December | -22 °F | -19.1 °F | 0 in. |
| Annual | 32.6 °F | 45.9 °F | 21.41 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |