| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 67f - Southern Limestone/Dolomite Valleys and Low Rolling Hills |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 35150 - Sylacauga, AL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 31 | 33 | 41 | 47 | 55 | 63 | 67 | 66 | 60 | 47 | 39 | 33 | 48 |
| Avg Max Temp (°F) | 55 | 60 | 68 | 76 | 82 | 88 | 91 | 90 | 86 | 76 | 67 | 58 | 75 |
| Avg Precip (In.) | 5.88 | 5.16 | 6.47 | 4.85 | 4.07 | 4.14 | 4.98 | 3.64 | 4.12 | 3.08 | 4.56 | 4.81 | 55.76 |