Waterford, Ontario climate data is summarized below. Average annual temperatures range from 38.7 °F (low) to 56.5 °F (high). Annual precipitation averages 21 Inches. 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 | -22.4 °F | -18.3 °F | 279.4 in. |
| February | -23.3 °F | -18.5 °F | 203.2 in. |
| March | -19.9 °F | -14.5 °F | 939.8 in. |
| April | -16.7 °F | -10.5 °F | 1066.8 in. |
| May | -13.3 °F | -6.7 °F | 1422.4 in. |
| June | -10.3 °F | -4 °F | 1651 in. |
| July | -9.1 °F | -2.6 °F | 2108.2 in. |
| August | -9.5 °F | -3.1 °F | 1981.2 in. |
| September | -11.7 °F | -5.5 °F | 1574.8 in. |
| October | -14.6 °F | -9.3 °F | 1016 in. |
| November | -17.8 °F | -13.1 °F | 787.4 in. |
| December | -20.1 °F | -16.6 °F | 508 in. |
| Annual | 38.7 °F | 56.5 °F | 20.97 in. |
| 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 : -10°F to -5°F |
| Current Drought Conditions | Normal |