| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Nov. 21 - Nov. 30 |
| Average Last Frost Date: | Mar. 1 - Mar. 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 39576 - Waveland, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 43 | 50 | 58 | 66 | 72 | 74 | 73 | 70 | 59 | 49 | 43 | 58 |
| Avg Max Temp (°F) | 59 | 62 | 68 | 75 | 82 | 88 | 90 | 90 | 86 | 79 | 69 | 62 | 76 |
| Avg Precip (In.) | 6.37 | 5.42 | 6.26 | 4.98 | 5.53 | 5.27 | 6.73 | 5.96 | 5.89 | 3.2 | 4.93 | 4.95 | 65.49 |