Buchans, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 30.7 °F (low) to 44.9 °F (high). Annual precipitation averages 28.1 Inches. Buchans is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Jun. 11 - Jun. 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -24.3 °F | -20.2 °F | 406.4 in. |
| February | -24.5 °F | -20.4 °F | 558.8 in. |
| March | -23.4 °F | -19.2 °F | 558.8 in. |
| April | -20 °F | -16.1 °F | 1092.2 in. |
| May | -17.2 °F | -12.1 °F | 1625.6 in. |
| June | -14.4 °F | -9 °F | 1651 in. |
| July | -11.7 °F | -6.1 °F | 1930.4 in. |
| August | -11.8 °F | -6.5 °F | 2362.2 in. |
| September | -14 °F | -9.1 °F | 2514.6 in. |
| October | -16.3 °F | -12.8 °F | 2286 in. |
| November | -18.8 °F | -15.8 °F | 1955.8 in. |
| December | -21.7 °F | -18.6 °F | 1168.4 in. |
| Annual | 30.7 °F | 44.9 °F | 28.07 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | Jun. 11 - Jun. 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Normal |