Atlantic City, New Jersey has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.3 °C (low) to 16.6 °C (high). Annual precipitation averages 1137.4 Millimeters. Atlantic City is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.2 °C | 5.6 °C | 89.66 mm |
| February | -1.5 °C | 6.2 °C | 77.47 mm |
| March | 1.8 °C | 9.3 °C | 115.32 mm |
| April | 7.1 °C | 14.2 °C | 87.88 mm |
| May | 12.1 °C | 18.9 °C | 78.49 mm |
| June | 17.8 °C | 24.9 °C | 88.65 mm |
| July | 20.9 °C | 28.1 °C | 101.35 mm |
| August | 20.7 °C | 27.4 °C | 111 mm |
| September | 17.4 °C | 24.3 °C | 86.11 mm |
| October | 10.9 °C | 18.8 °C | 107.19 mm |
| November | 5.4 °C | 13.1 °C | 85.6 mm |
| December | 0.9 °C | 8.4 °C | 108.71 mm |
| Annual | 9.3 °C | 16.6 °C | 1137.43 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°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 |