Cattaraugus, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.4 °F (low) to 55.9 °F (high). Annual precipitation averages 48.8 Inches. Cattaraugus is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.0 °F | 30.7 °F | 3.92 in. |
| February | 15.2 °F | 32.9 °F | 2.81 in. |
| March | 21.8 °F | 41.3 °F | 3.56 in. |
| April | 32.7 °F | 55.1 °F | 3.79 in. |
| May | 44.2 °F | 67.4 °F | 3.71 in. |
| June | 53.1 °F | 75.2 °F | 4.47 in. |
| July | 57.4 °F | 79.0 °F | 4.9 in. |
| August | 56.2 °F | 77.6 °F | 4.56 in. |
| September | 49.6 °F | 71.2 °F | 4.5 in. |
| October | 39.1 °F | 58.9 °F | 4.44 in. |
| November | 30.0 °F | 46.2 °F | 4.1 in. |
| December | 22.1 °F | 35.8 °F | 4.01 in. |
| Annual | 36.4 °F | 55.9 °F | 48.77 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |