Arviat, Nunavut climate data is summarized below. Average annual temperatures range from -9.4 °C (low) to -4.4 °C (high). Annual precipitation averages 232 Millimeters. Arviat is located in USDA Plant Hardiness Zone 0a. The growing season typically runs from the last frost around Jun. 11 - Jun. 20 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -26.9 °C | -21.44 °C | 0 mm |
| February | -26.95 °C | -20.91 °C | 0 mm |
| March | -22.93 °C | -15.68 °C | 0 mm |
| April | -13.42 °C | -6.42 °C | 2 mm |
| May | -5.28 °C | -0.72 °C | 15 mm |
| June | 1.66 °C | 5.66 °C | 26 mm |
| July | 7.69 °C | 11.89 °C | 53 mm |
| August | 8.48 °C | 12.11 °C | 51 mm |
| September | 3.81 °C | 7.2 °C | 43 mm |
| October | -2.63 °C | 0.58 °C | 42 mm |
| November | -13.79 °C | -8.66 °C | 0 mm |
| December | -22.11 °C | -16.75 °C | 0 mm |
| Annual | -9.4 °C | -4.4 °C | 232 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Jun. 11 - Jun. 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | |
| Current Drought Conditions | Normal |