Avondale, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 2.2 °C (low) to 8.5 °C (high). Annual precipitation averages 1032 Millimeters. Avondale 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 Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.39 °C | -0.31 °C | 65 mm |
| February | -7.3 °C | -1.33 °C | 70 mm |
| March | -5.58 °C | -0.16 °C | 65 mm |
| April | -1.72 °C | 4.25 °C | 78 mm |
| May | 2.37 °C | 9.29 °C | 82 mm |
| June | 6.47 °C | 13.9 °C | 72 mm |
| July | 11.63 °C | 19.31 °C | 80 mm |
| August | 12.79 °C | 19.92 °C | 77 mm |
| September | 9.59 °C | 16.63 °C | 100 mm |
| October | 5.79 °C | 11.24 °C | 122 mm |
| November | 1.58 °C | 6.79 °C | 115 mm |
| December | -2.87 °C | 2.35 °C | 106 mm |
| Annual | 2.2 °C | 8.5 °C | 1032 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |