Canton, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.2 °C (low) to 14.3 °C (high). Annual precipitation averages 963.2 Millimeters. Canton is located in USDA Plant Hardiness Zone 6a. 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 | -9.7 °C | 0.4 °C | 62.99 mm |
| February | -9.3 °C | 1.9 °C | 47.24 mm |
| March | -5.3 °C | 6.6 °C | 69.6 mm |
| April | 0.4 °C | 13.9 °C | 80.77 mm |
| May | 6.5 °C | 20.3 °C | 86.87 mm |
| June | 11.5 °C | 24.7 °C | 91.95 mm |
| July | 13.8 °C | 27.1 °C | 95.25 mm |
| August | 13.1 °C | 26.3 °C | 89.15 mm |
| September | 9.2 °C | 22.4 °C | 108.71 mm |
| October | 3.2 °C | 15.6 °C | 95 mm |
| November | -1.7 °C | 8.8 °C | 70.1 mm |
| December | -5.9 °C | 3.1 °C | 65.53 mm |
| Annual | 2.2 °C | 14.3 °C | 963.16 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 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |