Hampton, New York has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.1 °F (low) to 56.5 °F (high). Annual precipitation averages 42.9 Inches. Hampton is located in USDA Plant Hardiness Zone 5a. 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 | 10.6 °F | 30.2 °F | 2.91 in. |
| February | 11.4 °F | 33.3 °F | 2.31 in. |
| March | 20.9 °F | 42.0 °F | 3.06 in. |
| April | 32.8 °F | 55.6 °F | 3.4 in. |
| May | 44.2 °F | 67.9 °F | 3.66 in. |
| June | 53.5 °F | 76.3 °F | 4.44 in. |
| July | 58.1 °F | 80.8 °F | 4.37 in. |
| August | 56.4 °F | 79.1 °F | 4.38 in. |
| September | 48.6 °F | 72.2 °F | 3.66 in. |
| October | 37.8 °F | 58.8 °F | 4.14 in. |
| November | 28.2 °F | 46.7 °F | 3.25 in. |
| December | 18.7 °F | 35.4 °F | 3.36 in. |
| Annual | 35.1 °F | 56.5 °F | 42.94 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |