Glen Cove, New York has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 46.2 °F (low) to 61.6 °F (high). Annual precipitation averages 48.2 Inches. Glen Cove is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.8 °F | 39.3 °F | 3.72 in. |
| February | 26.7 °F | 41.2 °F | 2.95 in. |
| March | 32.7 °F | 48.2 °F | 4.25 in. |
| April | 42.2 °F | 59.1 °F | 4.02 in. |
| May | 51.7 °F | 69.3 °F | 3.93 in. |
| June | 61.4 °F | 77.9 °F | 4.35 in. |
| July | 67.3 °F | 83.4 °F | 4.09 in. |
| August | 66.4 °F | 82.0 °F | 4.44 in. |
| September | 59.9 °F | 75.8 °F | 4.17 in. |
| October | 49.2 °F | 64.6 °F | 4.43 in. |
| November | 39.6 °F | 54.0 °F | 3.56 in. |
| December | 31.9 °F | 44.6 °F | 4.33 in. |
| Annual | 46.2 °F | 61.6 °F | 48.24 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |