| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°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: | 84d - Inner Coastal Plain |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 08029 - Glendora, NJ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 24 | 26 | 33 | 42 | 52 | 61 | 67 | 65 | 58 | 46 | 37 | 29 | 45 |
| Avg Max Temp (°F) | 41 | 44 | 53 | 64 | 74 | 82 | 87 | 85 | 78 | 67 | 56 | 46 | 65 |
| Avg Precip (In.) | 3.75 | 2.83 | 4.08 | 3.86 | 4.28 | 3.82 | 4.47 | 4.4 | 4.08 | 3.26 | 3.5 | 3.55 | 45.88 |