Waterford, Ontario climate data is summarized below. Average annual temperatures range from 3.7 °C (low) to 13.6 °C (high). Annual precipitation averages 533 Millimeters. Waterford is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.33 °C | -0.95 °C | 11 mm |
| February | -9.87 °C | -1.38 °C | 8 mm |
| March | -3.77 °C | 5.92 °C | 37 mm |
| April | 2 °C | 13.05 °C | 42 mm |
| May | 8.1 °C | 20.02 °C | 56 mm |
| June | 13.43 °C | 24.85 °C | 65 mm |
| July | 15.56 °C | 27.27 °C | 83 mm |
| August | 14.95 °C | 26.43 °C | 78 mm |
| September | 10.88 °C | 22.15 °C | 62 mm |
| October | 5.81 °C | 15.31 °C | 40 mm |
| November | -0.02 °C | 8.43 °C | 31 mm |
| December | -4.18 °C | 2.18 °C | 20 mm |
| Annual | 3.7 °C | 13.6 °C | 533 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |