Canton, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.7 °C (low) to 12.4 °C (high). Annual precipitation averages 1047.8 Millimeters. Canton is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -13.4 °C | -3.2 °C | 76.45 mm |
| February | -12.8 °C | -1.8 °C | 61.47 mm |
| March | -6.9 °C | 3.4 °C | 69.6 mm |
| April | 0.7 °C | 11.8 °C | 88.14 mm |
| May | 7.4 °C | 19.3 °C | 90.42 mm |
| June | 12.7 °C | 23.9 °C | 106.68 mm |
| July | 15.3 °C | 26.4 °C | 97.54 mm |
| August | 14.2 °C | 25.7 °C | 86.11 mm |
| September | 9.8 °C | 21.7 °C | 90.68 mm |
| October | 3.9 °C | 14.3 °C | 112.27 mm |
| November | -1.8 °C | 7.2 °C | 87.63 mm |
| December | -8.4 °C | 0.4 °C | 80.77 mm |
| Annual | 1.7 °C | 12.4 °C | 1047.76 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |