Hampton, New Brunswick climate data is summarized below. Average annual temperatures range from 33.8 °F (low) to 52.7 °F (high). Annual precipitation averages 32.5 Inches. Hampton is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -25 °F | -19.4 °F | 431.8 in. |
| February | -24.7 °F | -18.9 °F | 254 in. |
| March | -22.3 °F | -16.5 °F | 939.8 in. |
| April | -18.1 °F | -12.2 °F | 1727.2 in. |
| May | -14.8 °F | -8.4 °F | 2057.4 in. |
| June | -12 °F | -5.8 °F | 2743.2 in. |
| July | -10 °F | -3.7 °F | 2108.2 in. |
| August | -10.2 °F | -3.9 °F | 2032 in. |
| September | -12.8 °F | -6.5 °F | 2159 in. |
| October | -15.7 °F | -10 °F | 2565.4 in. |
| November | -18.6 °F | -13.7 °F | 2514.6 in. |
| December | -22.4 °F | -17.4 °F | 1397 in. |
| Annual | 33.8 °F | 52.7 °F | 32.46 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |