Montague, Prince Edward Island climate data is summarized below. Average annual temperatures range from 2.2 °C (low) to 11 °C (high). Annual precipitation averages 1051 Millimeters. Montague is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.48 °C | -2.24 °C | 25 mm |
| February | -10.03 °C | -1.94 °C | 27 mm |
| March | -7.74 °C | 0.91 °C | 35 mm |
| April | -0.87 °C | 8.04 °C | 71 mm |
| May | 4.86 °C | 15.15 °C | 97 mm |
| June | 9.79 °C | 19.98 °C | 106 mm |
| July | 14.86 °C | 25.21 °C | 110 mm |
| August | 14.68 °C | 24.34 °C | 144 mm |
| September | 10.39 °C | 19.95 °C | 125 mm |
| October | 5.29 °C | 13.68 °C | 104 mm |
| November | 0.4 °C | 7.63 °C | 113 mm |
| December | -5.54 °C | 1.31 °C | 94 mm |
| Annual | 2.2 °C | 11 °C | 1051 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |