Iberville, Quebec climate data is summarized below. Average annual temperatures range from 2.9 °C (low) to 12.2 °C (high). Annual precipitation averages 593 Millimeters. Iberville 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 | -12.14 °C | -3.75 °C | 15 mm |
| February | -11.8 °C | -3.35 °C | 12 mm |
| March | -5.78 °C | 3.41 °C | 38 mm |
| April | 1.96 °C | 12.07 °C | 72 mm |
| May | 8.63 °C | 19.78 °C | 63 mm |
| June | 13.78 °C | 24.07 °C | 67 mm |
| July | 16.23 °C | 26.8 °C | 87 mm |
| August | 15.37 °C | 25.8 °C | 55 mm |
| September | 10.66 °C | 21.24 °C | 43 mm |
| October | 5.21 °C | 13.82 °C | 68 mm |
| November | -0.44 °C | 6.92 °C | 45 mm |
| December | -7.5 °C | -0.83 °C | 28 mm |
| Annual | 2.9 °C | 12.2 °C | 593 mm |
| 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 : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |