| 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: | Nov. 1 - Nov. 10 | |
| Average Last Frost Date: | Apr. 11 - Apr. 20 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 84b - Pine Barrens | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 08759 - Manchester Township, NJ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 23 | 31 | 39 | 49 | 58 | 64 | 63 | 56 | 44 | 35 | 27 | 42 |
| Avg Max Temp (°F) | 41 | 43 | 51 | 62 | 72 | 81 | 86 | 84 | 77 | 67 | 56 | 46 | 64 |
| Avg Precip (In.) | 4.12 | 3.23 | 4.28 | 4 | 4.13 | 3.58 | 4.58 | 4.87 | 4.01 | 3.57 | 3.91 | 3.98 | 48.26 |