| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Jan. 1 - Jan. 10 |
| Average Last Frost Date: | Feb. 1 - Feb. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 75a - Gulf Coast Flatwoods |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 39503 - Gulfport, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 42 | 45 | 51 | 58 | 65 | 71 | 73 | 73 | 69 | 59 | 50 | 44 | 58 |
| Avg Max Temp (°F) | 60 | 64 | 70 | 77 | 84 | 89 | 91 | 91 | 87 | 79 | 70 | 63 | 77 |
| Avg Precip (In.) | 6.45 | 5.5 | 6.25 | 5.04 | 5.64 | 5.2 | 7.02 | 5.95 | 6.07 | 3.12 | 4.91 | 4.93 | 66.09 |