| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 65i - Fall Line Hills |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 35592 - Vernon, AL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 29 | 32 | 39 | 46 | 55 | 64 | 68 | 66 | 60 | 47 | 39 | 31 | 48 |
| Avg Max Temp (°F) | 52 | 57 | 66 | 74 | 81 | 88 | 91 | 91 | 85 | 76 | 65 | 56 | 74 |
| Avg Precip (In.) | 6.21 | 5.24 | 6.61 | 5.35 | 5.4 | 4.26 | 4.95 | 3.18 | 4.01 | 3.44 | 5.46 | 5.61 | 59.72 |