Pilley's Island, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 1.2 °C (low) to 6.6 °C (high). Annual precipitation averages 791 Millimeters. Pilley's Island is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.52 °C | -3.26 °C | 17 mm |
| February | -8.9 °C | -3.56 °C | 21 mm |
| March | -7.16 °C | -2 °C | 19 mm |
| April | -2.6 °C | 2.03 °C | 48 mm |
| May | 1.52 °C | 7.3 °C | 74 mm |
| June | 6.57 °C | 12.9 °C | 78 mm |
| July | 11.68 °C | 18.63 °C | 87 mm |
| August | 12.47 °C | 19 °C | 101 mm |
| September | 8.99 °C | 15.18 °C | 106 mm |
| October | 4.71 °C | 9.41 °C | 105 mm |
| November | 0.01 °C | 4.33 °C | 83 mm |
| December | -4.8 °C | -0.48 °C | 52 mm |
| Annual | 1.2 °C | 6.6 °C | 791 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |