Chapel Arm, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 2.6 °C (low) to 8.6 °C (high). Annual precipitation averages 1029 Millimeters. Chapel Arm is located in USDA Plant Hardiness Zone 5b. 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 | -6.2 °C | -0.23 °C | 68 mm |
| February | -7.12 °C | -1.28 °C | 70 mm |
| March | -5.19 °C | 0 °C | 66 mm |
| April | -1.29 °C | 4.37 °C | 77 mm |
| May | 2.79 °C | 9.43 °C | 82 mm |
| June | 6.91 °C | 13.91 °C | 70 mm |
| July | 12 °C | 19.09 °C | 76 mm |
| August | 13.25 °C | 19.91 °C | 80 mm |
| September | 10.1 °C | 16.67 °C | 104 mm |
| October | 6.11 °C | 11.35 °C | 119 mm |
| November | 1.87 °C | 6.86 °C | 114 mm |
| December | -2.63 °C | 2.48 °C | 103 mm |
| Annual | 2.6 °C | 8.6 °C | 1029 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |