Barneveld, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.1 °C (low) to 13 °C (high). Annual precipitation averages 1321.1 Millimeters. Barneveld is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.6 °C | -1.8 °C | 96.77 mm |
| February | -10.9 °C | -0.4 °C | 89.41 mm |
| March | -6.4 °C | 4.1 °C | 95.5 mm |
| April | 0.6 °C | 12.4 °C | 100.08 mm |
| May | 7 °C | 19.9 °C | 122.17 mm |
| June | 12.1 °C | 24.2 °C | 124.71 mm |
| July | 14.8 °C | 26.7 °C | 123.95 mm |
| August | 14 °C | 25.8 °C | 110.24 mm |
| September | 9.9 °C | 21.9 °C | 111 mm |
| October | 4.2 °C | 14.6 °C | 131.57 mm |
| November | -1.3 °C | 7.6 °C | 109.22 mm |
| December | -6.8 °C | 1.3 °C | 106.43 mm |
| Annual | 2.1 °C | 13 °C | 1321.05 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |