| 2023 Hardiness Zone: | 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: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 45b - Southern Outer Piedmont |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 29365 - Lyman, SC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 32 | 39 | 46 | 55 | 63 | 68 | 67 | 60 | 48 | 39 | 33 | 48 |
| Avg Max Temp (°F) | 51 | 56 | 64 | 72 | 79 | 86 | 89 | 88 | 82 | 72 | 62 | 54 | 71 |
| Avg Precip (In.) | 4.66 | 4.31 | 5.41 | 3.67 | 4.55 | 4.22 | 4.37 | 4.08 | 4 | 3.97 | 3.86 | 4 | 51.1 |