Sackville, New Brunswick climate data is summarized below. Average annual temperatures range from 1.6 °C (low) to 10.7 °C (high). Annual precipitation averages 892 Millimeters. Sackville 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 Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.61 °C | -2.83 °C | 17 mm |
| February | -11.32 °C | -2.25 °C | 3 mm |
| March | -7.62 °C | 1.81 °C | 27 mm |
| April | -0.36 °C | 8.62 °C | 65 mm |
| May | 5.03 °C | 15.02 °C | 81 mm |
| June | 10.04 °C | 19.59 °C | 112 mm |
| July | 14.28 °C | 23.9 °C | 101 mm |
| August | 14.04 °C | 23.45 °C | 105 mm |
| September | 9.82 °C | 19.25 °C | 104 mm |
| October | 4.67 °C | 13.32 °C | 97 mm |
| November | -0.58 °C | 7.14 °C | 92 mm |
| December | -6.67 °C | 0.79 °C | 88 mm |
| Annual | 1.6 °C | 10.7 °C | 892 mm |
| 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 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Abnormally Dry |