Prattsville, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.7 °F (low) to 57.1 °F (high). Annual precipitation averages 41.6 Inches. Prattsville 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 | 13.1 °F | 32.0 °F | 2.94 in. |
| February | 15.3 °F | 35.2 °F | 2.26 in. |
| March | 22.0 °F | 42.8 °F | 3.38 in. |
| April | 32.8 °F | 56.4 °F | 3.3 in. |
| May | 43.3 °F | 68.2 °F | 3.6 in. |
| June | 52.8 °F | 76.0 °F | 4.06 in. |
| July | 57.3 °F | 80.0 °F | 3.8 in. |
| August | 55.7 °F | 78.8 °F | 3.96 in. |
| September | 48.5 °F | 72.2 °F | 3.99 in. |
| October | 37.6 °F | 59.7 °F | 4.11 in. |
| November | 28.8 °F | 47.5 °F | 2.93 in. |
| December | 21.0 °F | 36.9 °F | 3.22 in. |
| Annual | 35.7 °F | 57.1 °F | 41.55 in. |
| 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 : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |