Blanc-Sablon, Quebec climate data is summarized below. Average annual temperatures range from 30.3 °F (low) to 39.6 °F (high). Annual precipitation averages 26.9 Inches. Blanc-Sablon is located in USDA Plant Hardiness Zone . The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -25.2 °F | -21.4 °F | 381 in. |
| February | -25.1 °F | -21.2 °F | 127 in. |
| March | -23.3 °F | -19.9 °F | 381 in. |
| April | -20.1 °F | -17.7 °F | 965.2 in. |
| May | -17.4 °F | -14.8 °F | 1498.6 in. |
| June | -14.6 °F | -11.8 °F | 1574.8 in. |
| July | -12.1 °F | -9.3 °F | 1828.8 in. |
| August | -11.3 °F | -8.5 °F | 2032 in. |
| September | -13.4 °F | -10.7 °F | 2463.8 in. |
| October | -16 °F | -13.8 °F | 2565.4 in. |
| November | -19 °F | -16.7 °F | 2133.6 in. |
| December | -22.4 °F | -19.5 °F | 1371.6 in. |
| Annual | 30.3 °F | 39.6 °F | 26.86 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | |
| Current Drought Conditions | Normal |