| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| 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: | 64a - Triassic Lowlands |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 08829 - High Bridge, NJ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 19 | 28 | 37 | 46 | 56 | 61 | 59 | 51 | 40 | 32 | 23 | 39 |
| Avg Max Temp (°F) | 37 | 40 | 49 | 61 | 71 | 79 | 84 | 82 | 75 | 64 | 53 | 41 | 61 |
| Avg Precip (In.) | 4.16 | 2.98 | 4.05 | 4.18 | 4.85 | 4.38 | 4.9 | 4.32 | 4.64 | 3.81 | 3.99 | 3.9 | 50.17 |