| 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. 11 - Nov. 20 |
| Average Last Frost Date: | Mar. 21 - Mar. 31 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 74c - Southern Rolling Plains |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 39059 - Crystal Springs, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 38 | 45 | 52 | 60 | 66 | 70 | 69 | 63 | 52 | 43 | 38 | 53 |
| Avg Max Temp (°F) | 58 | 63 | 71 | 77 | 83 | 89 | 92 | 91 | 87 | 79 | 68 | 61 | 77 |
| Avg Precip (In.) | 6.2 | 5.08 | 6.36 | 5.94 | 5.33 | 4.22 | 4.43 | 3.8 | 3.34 | 3.56 | 5.08 | 5.69 | 59.02 |