Nackawic, New Brunswick climate data is summarized below. Average annual temperatures range from 32.1 °F (low) to 51.3 °F (high). Annual precipitation averages 33.5 Inches. Nackawic is located in USDA Plant Hardiness Zone 5a. 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 | -25.9 °F | -20.4 °F | 177.8 in. |
| February | -25.5 °F | -19.7 °F | 228.6 in. |
| March | -22.8 °F | -17 °F | 1295.4 in. |
| April | -18.8 °F | -12.6 °F | 1955.8 in. |
| May | -15.1 °F | -8.4 °F | 2260.6 in. |
| June | -12.3 °F | -5.8 °F | 2336.8 in. |
| July | -10 °F | -3.6 °F | 2438.4 in. |
| August | -10.6 °F | -4 °F | 2082.8 in. |
| September | -13.4 °F | -6.6 °F | 2159 in. |
| October | -16.3 °F | -10.6 °F | 2819.4 in. |
| November | -19.1 °F | -14.5 °F | 2514.6 in. |
| December | -23.3 °F | -18.7 °F | 1320.8 in. |
| Annual | 32.1 °F | 51.3 °F | 33.47 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Moderate Drought |