Musgrave Harbour, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 2.1 °C (low) to 6.7 °C (high). Annual precipitation averages 859 Millimeters. Musgrave Harbour is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.33 °C | -1.77 °C | 38 mm |
| February | -7.05 °C | -2.51 °C | 29 mm |
| March | -5.59 °C | -1.43 °C | 29 mm |
| April | -1.95 °C | 1.88 °C | 47 mm |
| May | 1.96 °C | 6.78 °C | 72 mm |
| June | 6.62 °C | 11.78 °C | 75 mm |
| July | 11.73 °C | 17.5 °C | 88 mm |
| August | 12.78 °C | 18.04 °C | 95 mm |
| September | 9.71 °C | 14.77 °C | 107 mm |
| October | 5.63 °C | 9.59 °C | 106 mm |
| November | 1.11 °C | 5.05 °C | 100 mm |
| December | -3.21 °C | 0.82 °C | 73 mm |
| Annual | 2.1 °C | 6.7 °C | 859 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |