| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 84b - Pine Barrens | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 08037 - Hammonton, NJ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 24 | 31 | 40 | 50 | 59 | 65 | 63 | 55 | 43 | 35 | 27 | 43 |
| Avg Max Temp (°F) | 42 | 44 | 53 | 64 | 74 | 82 | 87 | 85 | 79 | 68 | 57 | 47 | 65 |
| Avg Precip (In.) | 3.9 | 2.94 | 4.02 | 3.9 | 3.96 | 3.81 | 4.08 | 4.16 | 3.89 | 3.32 | 3.57 | 3.75 | 45.3 |