Richibucto, New Brunswick climate data is summarized below. Average annual temperatures range from 35.2 °F (low) to 50.3 °F (high). Annual precipitation averages 14.5 Inches. Richibucto is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -24.5 °F | -19.8 °F | 76.2 in. |
| February | -24.5 °F | -19.5 °F | 0 in. |
| March | -22.1 °F | -17.3 °F | 279.4 in. |
| April | -18.2 °F | -13.7 °F | 457.2 in. |
| May | -14.8 °F | -9.9 °F | 685.8 in. |
| June | -11.9 °F | -7 °F | 1244.6 in. |
| July | -9.4 °F | -4.5 °F | 1803.4 in. |
| August | -9.5 °F | -4.7 °F | 1752.6 in. |
| September | -12.1 °F | -6.9 °F | 1092.2 in. |
| October | -15 °F | -10.5 °F | 863.6 in. |
| November | -17.9 °F | -14.1 °F | 812.8 in. |
| December | -21.6 °F | -17.7 °F | 304.8 in. |
| Annual | 35.2 °F | 50.3 °F | 14.53 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |