Gatineau, Quebec climate data is summarized below. Average annual temperatures range from 1.9 °C (low) to 11.9 °C (high). Annual precipitation averages 353 Millimeters. Gatineau is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -13.7 °C | -5 °C | 0 mm |
| February | -13.45 °C | -4.08 °C | 0 mm |
| March | -7.02 °C | 2.94 °C | 15 mm |
| April | 1.16 °C | 12.19 °C | 32 mm |
| May | 8.12 °C | 20.27 °C | 35 mm |
| June | 13.39 °C | 24.62 °C | 52 mm |
| July | 15.79 °C | 27 °C | 67 mm |
| August | 14.86 °C | 25.94 °C | 64 mm |
| September | 9.96 °C | 21.38 °C | 43 mm |
| October | 4.42 °C | 13.66 °C | 26 mm |
| November | -1.72 °C | 6.4 °C | 15 mm |
| December | -8.96 °C | -1.98 °C | 4 mm |
| Annual | 1.9 °C | 11.9 °C | 353 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |