East Northport, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.7 °C (low) to 16.7 °C (high). Annual precipitation averages 1223.8 Millimeters. 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 | -3.2 °C | 4.4 °C | 92.46 mm |
| February | -2.9 °C | 5.1 °C | 78.74 mm |
| March | 0.7 °C | 9.9 °C | 104.9 mm |
| April | 4.9 °C | 15.9 °C | 106.43 mm |
| May | 11 °C | 21.4 °C | 96.27 mm |
| June | 16.4 °C | 26.2 °C | 103.12 mm |
| July | 19.1 °C | 28.9 °C | 88.39 mm |
| August | 18.4 °C | 27.7 °C | 115.32 mm |
| September | 14.9 °C | 24 °C | 107.44 mm |
| October | 9.6 °C | 18.1 °C | 119.13 mm |
| November | 3.7 °C | 11.8 °C | 93.22 mm |
| December | -0.1 °C | 7.4 °C | 118.36 mm |
| Annual | 7.7 °C | 16.7 °C | 1223.78 mm |
| 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 : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |