Senneterre, Quebec climate data is summarized below. Average annual temperatures range from 26.5 °F (low) to 45 °F (high). Annual precipitation averages 27.8 Inches. Senneterre is located in USDA Plant Hardiness Zone 2b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -29.3 °F | -23.6 °F | 0 in. |
| February | -29.2 °F | -23.1 °F | 0 in. |
| March | -25.9 °F | -19.3 °F | 76.2 in. |
| April | -20.7 °F | -14.9 °F | 1498.6 in. |
| May | -15.9 °F | -9 °F | 2082.8 in. |
| June | -12.6 °F | -5.9 °F | 2209.8 in. |
| July | -10.9 °F | -4.9 °F | 2819.4 in. |
| August | -11.3 °F | -5.5 °F | 2895.6 in. |
| September | -13.9 °F | -8.2 °F | 2692.4 in. |
| October | -16.9 °F | -12.6 °F | 2743.2 in. |
| November | -20.7 °F | -16.9 °F | 939.8 in. |
| December | -26.5 °F | -21.5 °F | 0 in. |
| Annual | 26.5 °F | 45 °F | 27.84 in. |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 2b : -45°F to -40°F |
| Current Drought Conditions | Normal |