Chisasibi, Quebec climate data is summarized below. Average annual temperatures range from -7.3 °C (low) to 2.3 °C (high). Annual precipitation averages 578 Millimeters. Chisasibi is located in USDA Plant Hardiness Zone 1a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -27.13 °C | -17.18 °C | 0 mm |
| February | -29.29 °C | -16.19 °C | 0 mm |
| March | -23.56 °C | -8.96 °C | 0 mm |
| April | -11.72 °C | -0.11 °C | 12 mm |
| May | -1.86 °C | 8.59 °C | 45 mm |
| June | 5.06 °C | 17.29 °C | 67 mm |
| July | 7.77 °C | 18.39 °C | 105 mm |
| August | 8.87 °C | 17.86 °C | 121 mm |
| September | 5.73 °C | 12.77 °C | 113 mm |
| October | 1.78 °C | 6.71 °C | 87 mm |
| November | -4.67 °C | -0.27 °C | 28 mm |
| December | -18.2 °C | -10.79 °C | 0 mm |
| Annual | -7.3 °C | 2.3 °C | 578 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 1a : |
| Current Drought Conditions | Normal |