| 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: | Dec. 11 - Dec. 20 |
| Average Last Frost Date: | Feb. 11 - Feb. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 75k - Gulf Barrier Islands and Coastal Marshes |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 39571 - Pass Christian, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 44 | 51 | 59 | 66 | 72 | 74 | 74 | 70 | 59 | 50 | 44 | 59 |
| Avg Max Temp (°F) | 59 | 63 | 69 | 75 | 83 | 88 | 90 | 90 | 87 | 79 | 69 | 62 | 76 |
| Avg Precip (In.) | 6.43 | 5.48 | 6.16 | 5.01 | 5.56 | 5.2 | 6.85 | 5.88 | 6.03 | 3.14 | 4.89 | 4.92 | 65.55 |