Barryville, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.9 °C (low) to 15.3 °C (high). Annual precipitation averages 1143 Millimeters. Barryville is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.3 °C | 1.3 °C | 81.28 mm |
| February | -8.7 °C | 3.1 °C | 60.96 mm |
| March | -4.5 °C | 7.7 °C | 84.07 mm |
| April | 1.3 °C | 15.2 °C | 92.71 mm |
| May | 7.2 °C | 21.4 °C | 95 mm |
| June | 12.4 °C | 25.6 °C | 123.44 mm |
| July | 15.1 °C | 28.2 °C | 104.39 mm |
| August | 14.1 °C | 27.2 °C | 104.9 mm |
| September | 10.2 °C | 23.5 °C | 111.76 mm |
| October | 3.7 °C | 16.8 °C | 109.22 mm |
| November | -1.5 °C | 10.1 °C | 80.01 mm |
| December | -5.8 °C | 3.9 °C | 95.25 mm |
| Annual | 2.9 °C | 15.3 °C | 1142.99 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |