Saint-Ludger, Quebec climate data is summarized below. Average annual temperatures range from -0.4 °C (low) to 9.5 °C (high). Annual precipitation averages 249 Millimeters. Saint-Ludger is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -15.24 °C | -5.54 °C | 0 mm |
| February | -14.77 °C | -5.19 °C | 0 mm |
| March | -9.93 °C | 0.07 °C | 0 mm |
| April | -2.49 °C | 7.64 °C | 10 mm |
| May | 5.24 °C | 16.71 °C | 29 mm |
| June | 10.16 °C | 21.05 °C | 44 mm |
| July | 13.29 °C | 24.02 °C | 58 mm |
| August | 12.36 °C | 22.99 °C | 49 mm |
| September | 7.94 °C | 18.8 °C | 26 mm |
| October | 2.77 °C | 11.55 °C | 22 mm |
| November | -3.21 °C | 4.52 °C | 11 mm |
| December | -10.67 °C | -2.87 °C | 0 mm |
| Annual | -0.4 °C | 9.5 °C | 249 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Abnormally Dry |