Cap-Chat, Quebec climate data is summarized below. Average annual temperatures range from 0.8 °C (low) to 7.3 °C (high). Annual precipitation averages 672 Millimeters. Cap-Chat is located in USDA Plant Hardiness Zone 4b. 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 | -12.49 °C | -5.63 °C | 0 mm |
| February | -12.61 °C | -5.6 °C | 0 mm |
| March | -9.39 °C | -1.76 °C | 0 mm |
| April | -1.15 °C | 4.83 °C | 44 mm |
| May | 4.44 °C | 11.18 °C | 86 mm |
| June | 9.75 °C | 16.94 °C | 86 mm |
| July | 13.39 °C | 20.22 °C | 101 mm |
| August | 13.21 °C | 19.82 °C | 92 mm |
| September | 8.76 °C | 15.41 °C | 103 mm |
| October | 4.02 °C | 9.78 °C | 94 mm |
| November | -1.04 °C | 4.28 °C | 66 mm |
| December | -7.82 °C | -2.11 °C | 0 mm |
| Annual | 0.8 °C | 7.3 °C | 672 mm |
| 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 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |