Quispamsis, New Brunswick climate data is summarized below. Average annual temperatures range from 33.8 °F (low) to 52.3 °F (high). Annual precipitation averages 33.2 Inches. Quispamsis is located in USDA Plant Hardiness Zone 5b. 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 | -24.9 °F | -19.3 °F | 457.2 in. |
| February | -24.7 °F | -18.8 °F | 330.2 in. |
| March | -22.2 °F | -16.5 °F | 1016 in. |
| April | -18.1 °F | -12.4 °F | 1803.4 in. |
| May | -14.8 °F | -8.7 °F | 2108.2 in. |
| June | -12.2 °F | -6.2 °F | 2743.2 in. |
| July | -10.2 °F | -4.2 °F | 2159 in. |
| August | -10.4 °F | -4.3 °F | 1905 in. |
| September | -12.8 °F | -6.8 °F | 2159 in. |
| October | -15.7 °F | -10.1 °F | 2590.8 in. |
| November | -18.4 °F | -13.6 °F | 2667 in. |
| December | -22.2 °F | -17.3 °F | 1498.6 in. |
| Annual | 33.8 °F | 52.3 °F | 33.23 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |