| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 84d - Inner Coastal Plain | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 8 - 14 days Over 86°F |
Annual Climate Data for ZIP Code 08054 - Mount Laurel, NJ | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 23 | 25 | 32 | 40 | 50 | 59 | 65 | 63 | 56 | 44 | 36 | 28 | 43 |
| Avg Max Temp (°F) | 41 | 45 | 54 | 65 | 75 | 83 | 87 | 86 | 79 | 68 | 57 | 46 | 65 |
| Avg Precip (In.) | 3.91 | 2.92 | 4.16 | 3.86 | 4.29 | 3.87 | 4.6 | 4.89 | 4.04 | 3.43 | 3.55 | 3.71 | 47.23 |