Hume, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.6 °C (low) to 13.2 °C (high). Annual precipitation averages 1004.3 Millimeters. Hume is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.1 °C | -0.8 °C | 68.58 mm |
| February | -10 °C | 0.5 °C | 52.58 mm |
| March | -6.3 °C | 5 °C | 67.31 mm |
| April | -0.3 °C | 12.3 °C | 82.04 mm |
| May | 5.8 °C | 19.4 °C | 85.6 mm |
| June | 10.9 °C | 23.8 °C | 101.09 mm |
| July | 13.3 °C | 26 °C | 102.36 mm |
| August | 12.3 °C | 25.3 °C | 96.77 mm |
| September | 8.8 °C | 21.7 °C | 95.76 mm |
| October | 3.2 °C | 14.8 °C | 96.52 mm |
| November | -1.7 °C | 7.8 °C | 77.72 mm |
| December | -6.4 °C | 2.1 °C | 77.98 mm |
| Annual | 1.6 °C | 13.2 °C | 1004.31 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |