St. Lunaire-Griquet, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 32.5 °F (low) to 39.4 °F (high). Annual precipitation averages 26.6 Inches. St. Lunaire-Griquet is located in USDA Plant Hardiness Zone 3b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -22.9 °F | -20 °F | 558.8 in. |
| February | -23.2 °F | -20.2 °F | 406.4 in. |
| March | -21.8 °F | -19.3 °F | 609.6 in. |
| April | -19.4 °F | -17.7 °F | 1092.2 in. |
| May | -17.5 °F | -15.8 °F | 1498.6 in. |
| June | -15 °F | -13.1 °F | 1447.8 in. |
| July | -12.4 °F | -10.3 °F | 1651 in. |
| August | -11.5 °F | -9.5 °F | 1625.6 in. |
| September | -13.1 °F | -11.3 °F | 2209.8 in. |
| October | -15.5 °F | -14 °F | 2311.4 in. |
| November | -18.2 °F | -16.3 °F | 1981.2 in. |
| December | -20.9 °F | -18.6 °F | 1752.6 in. |
| Annual | 32.5 °F | 39.4 °F | 26.57 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Normal |