Hampton, New Brunswick climate data is summarized below. Average annual temperatures range from 1 °C (low) to 11.5 °C (high). Annual precipitation averages 824 Millimeters. 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 | -12.91 °C | -2.96 °C | 17 mm |
| February | -12.48 °C | -2.01 °C | 10 mm |
| March | -8.09 °C | 2.25 °C | 37 mm |
| April | -0.61 °C | 10 °C | 68 mm |
| May | 5.43 °C | 16.86 °C | 81 mm |
| June | 10.33 °C | 21.57 °C | 108 mm |
| July | 14 °C | 25.33 °C | 83 mm |
| August | 13.64 °C | 24.96 °C | 80 mm |
| September | 9.02 °C | 20.34 °C | 85 mm |
| October | 3.71 °C | 13.95 °C | 101 mm |
| November | -1.46 °C | 7.35 °C | 99 mm |
| December | -8.31 °C | 0.61 °C | 55 mm |
| Annual | 1 °C | 11.5 °C | 824 mm |
| 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 : -26.1°C to -23.3°C |
| Current Drought Conditions | Abnormally Dry |