Port au Choix, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 33 °F (low) to 41.3 °F (high). Annual precipitation averages 27.8 Inches. Port au Choix 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. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -23.4 °F | -20.4 °F | 457.2 in. |
| February | -23.6 °F | -20.5 °F | 152.4 in. |
| March | -22.5 °F | -19.5 °F | 330.2 in. |
| April | -19.5 °F | -17.4 °F | 1092.2 in. |
| May | -16.9 °F | -14.3 °F | 1651 in. |
| June | -14 °F | -11.5 °F | 1574.8 in. |
| July | -11.5 °F | -8.9 °F | 1981.2 in. |
| August | -10.7 °F | -8.3 °F | 2057.4 in. |
| September | -12.7 °F | -10.3 °F | 2565.4 in. |
| October | -15.4 °F | -13.3 °F | 2641.6 in. |
| November | -18.2 °F | -16 °F | 2006.6 in. |
| December | -21.1 °F | -18.6 °F | 1447.8 in. |
| Annual | 33 °F | 41.3 °F | 27.83 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Normal |