East Kingston, New Hampshire has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 38.1 °F (low) to 58.6 °F (high). Annual precipitation averages 48.4 Inches. East Kingston 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 | 15.7 °F | 34.0 °F | 3.55 in. |
| February | 17.4 °F | 36.7 °F | 3.44 in. |
| March | 25.1 °F | 44.2 °F | 4.51 in. |
| April | 35.1 °F | 56.8 °F | 4.28 in. |
| May | 45.2 °F | 67.2 °F | 3.89 in. |
| June | 54.9 °F | 76.6 °F | 4.27 in. |
| July | 60.6 °F | 82.2 °F | 3.62 in. |
| August | 58.7 °F | 80.9 °F | 3.52 in. |
| September | 51.3 °F | 73.6 °F | 3.9 in. |
| October | 39.8 °F | 61.4 °F | 4.95 in. |
| November | 30.8 °F | 50.1 °F | 3.87 in. |
| December | 22.3 °F | 39.2 °F | 4.6 in. |
| Annual | 38.1 °F | 58.6 °F | 48.4 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 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |