Bonavista, Newfoundland and Labrador climate data is summarized below. Average annual temperatures range from 3 °C (low) to 6.7 °C (high). Annual precipitation averages 947 Millimeters. Bonavista is located in USDA Plant Hardiness Zone . 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 | -5.19 °C | -0.73 °C | 49 mm |
| February | -5.79 °C | -1.54 °C | 47 mm |
| March | -4.34 °C | -0.71 °C | 46 mm |
| April | -1.12 °C | 1.94 °C | 59 mm |
| May | 2.5 °C | 5.81 °C | 76 mm |
| June | 6.69 °C | 10.07 °C | 73 mm |
| July | 11.78 °C | 15.62 °C | 87 mm |
| August | 13.52 °C | 16.98 °C | 92 mm |
| September | 10.74 °C | 14.51 °C | 104 mm |
| October | 6.76 °C | 10.04 °C | 116 mm |
| November | 2.32 °C | 5.86 °C | 107 mm |
| December | -2.04 °C | 1.91 °C | 91 mm |
| Annual | 3 °C | 6.7 °C | 947 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 | |
| Current Drought Conditions | Normal |