Lunenburg, Nova Scotia climate data is summarized below. Average annual temperatures range from 4.4 °C (low) to 11.2 °C (high). Annual precipitation averages 1254 Millimeters. Lunenburg is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.09 °C | 0.76 °C | 73 mm |
| February | -6.41 °C | 0.42 °C | 73 mm |
| March | -3.52 °C | 3.47 °C | 82 mm |
| April | 1.57 °C | 8.28 °C | 100 mm |
| May | 6.19 °C | 13.34 °C | 94 mm |
| June | 10.92 °C | 17.44 °C | 117 mm |
| July | 15.02 °C | 21.6 °C | 74 mm |
| August | 15.38 °C | 22.12 °C | 96 mm |
| September | 11.93 °C | 19.36 °C | 103 mm |
| October | 7.33 °C | 14.46 °C | 137 mm |
| November | 2.52 °C | 8.89 °C | 140 mm |
| December | -2.25 °C | 4.04 °C | 165 mm |
| Annual | 4.4 °C | 11.2 °C | 1254 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |