| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Mar. 21 - Mar. 31 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 65d - Southern Hilly Gulf Coastal Plain |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 39440 - Laurel, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 38 | 45 | 52 | 60 | 67 | 71 | 70 | 65 | 52 | 44 | 37 | 53 |
| Avg Max Temp (°F) | 57 | 62 | 70 | 76 | 83 | 89 | 91 | 91 | 86 | 78 | 68 | 60 | 76 |
| Avg Precip (In.) | 6.31 | 4.77 | 6.23 | 5.27 | 5.22 | 4.05 | 5.37 | 4.15 | 4.18 | 3.29 | 4.89 | 5.31 | 59.02 |