East Northport, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.9 °F (low) to 62.1 °F (high). Annual precipitation averages 48.2 Inches. East Northport is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 26.2 °F | 39.9 °F | 3.64 in. |
| February | 26.7 °F | 41.2 °F | 3.1 in. |
| March | 33.2 °F | 49.9 °F | 4.13 in. |
| April | 40.8 °F | 60.6 °F | 4.19 in. |
| May | 51.8 °F | 70.6 °F | 3.79 in. |
| June | 61.6 °F | 79.1 °F | 4.06 in. |
| July | 66.4 °F | 84.1 °F | 3.48 in. |
| August | 65.2 °F | 81.8 °F | 4.54 in. |
| September | 58.9 °F | 75.2 °F | 4.23 in. |
| October | 49.3 °F | 64.5 °F | 4.69 in. |
| November | 38.7 °F | 53.2 °F | 3.67 in. |
| December | 31.9 °F | 45.4 °F | 4.66 in. |
| Annual | 45.9 °F | 62.1 °F | 48.18 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |