North Sydney, Nova Scotia climate data is summarized below. Average annual temperatures range from 3.6 °C (low) to 8.8 °C (high). Annual precipitation averages 970 Millimeters. North Sydney is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.19 °C | -0.96 °C | 55 mm |
| February | -7.33 °C | -2 °C | 56 mm |
| March | -5 °C | -0.08 °C | 51 mm |
| April | -1.05 °C | 3.87 °C | 76 mm |
| May | 3.92 °C | 9.32 °C | 73 mm |
| June | 8.84 °C | 14.38 °C | 85 mm |
| July | 14.09 °C | 19.91 °C | 63 mm |
| August | 15.41 °C | 21.05 °C | 85 mm |
| September | 12.18 °C | 17.75 °C | 90 mm |
| October | 7.85 °C | 12.18 °C | 105 mm |
| November | 2.77 °C | 7.23 °C | 108 mm |
| December | -1.96 °C | 2.62 °C | 123 mm |
| Annual | 3.6 °C | 8.8 °C | 970 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |