Avalon, New Jersey has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.2 °C (low) to 17.1 °C (high). Annual precipitation averages 1162 Millimeters. Avalon 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 | -2.2 °C | 5.8 °C | 85.85 mm |
| February | -1.6 °C | 6.3 °C | 75.18 mm |
| March | 2 °C | 9.8 °C | 113.54 mm |
| April | 7.4 °C | 14.8 °C | 89.66 mm |
| May | 12.1 °C | 20.1 °C | 88.39 mm |
| June | 17.8 °C | 25.4 °C | 92.46 mm |
| July | 21 °C | 28.7 °C | 110.74 mm |
| August | 20.4 °C | 27.9 °C | 109.98 mm |
| September | 17.1 °C | 24.8 °C | 92.96 mm |
| October | 10.7 °C | 19.2 °C | 109.73 mm |
| November | 5 °C | 13.3 °C | 85.34 mm |
| December | 0.8 °C | 8.6 °C | 108.2 mm |
| Annual | 9.2 °C | 17.1 °C | 1162.03 mm |
| 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 : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |