Buffalo, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 40.6 °F (low) to 56.4 °F (high). Annual precipitation averages 41.1 Inches. Buffalo is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.0 °F | 32.3 °F | 3.23 in. |
| February | 18.7 °F | 33.5 °F | 2.64 in. |
| March | 25.2 °F | 41.1 °F | 2.87 in. |
| April | 35.5 °F | 53.2 °F | 3.21 in. |
| May | 47.0 °F | 65.8 °F | 3.38 in. |
| June | 57.3 °F | 74.7 °F | 3.57 in. |
| July | 62.6 °F | 79.2 °F | 3.41 in. |
| August | 61.6 °F | 78.6 °F | 3.29 in. |
| September | 55.0 °F | 72.5 °F | 4.01 in. |
| October | 44.3 °F | 60.2 °F | 4.09 in. |
| November | 34.6 °F | 48.1 °F | 3.58 in. |
| December | 25.8 °F | 38.0 °F | 3.84 in. |
| Annual | 40.6 °F | 56.4 °F | 41.12 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |