Varennes, Quebec climate data is summarized below. Average annual temperatures range from 37 °F (low) to 52.8 °F (high). Annual precipitation averages 35.7 Inches. Varennes is located in USDA Plant Hardiness Zone 5b. 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 | -24.8 °F | -20.5 °F | 304.8 in. |
| February | -24.6 °F | -20.1 °F | 381 in. |
| March | -21.3 °F | -16.5 °F | 1066.8 in. |
| April | -16.8 °F | -11.3 °F | 2463.8 in. |
| May | -12.9 °F | -7 °F | 2438.4 in. |
| June | -10 °F | -4.5 °F | 3098.8 in. |
| July | -8.4 °F | -3.1 °F | 3225.8 in. |
| August | -8.9 °F | -3.6 °F | 2768.6 in. |
| September | -11.6 °F | -6.1 °F | 1930.4 in. |
| October | -14.9 °F | -10.4 °F | 2616.2 in. |
| November | -18.3 °F | -14.3 °F | 1752.6 in. |
| December | -22.4 °F | -18.8 °F | 965.2 in. |
| Annual | 37 °F | 52.8 °F | 35.67 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |