| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F | |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F | |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F | |
| Average First Frost Date: | Nov. 11 - Nov. 20 | |
| Average Last Frost Date: | Mar. 11 - Mar. 20 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 65l - Vidalia Upland | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 29205 - Columbia, SC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 38 | 45 | 51 | 60 | 67 | 71 | 70 | 65 | 52 | 44 | 37 | 53 |
| Avg Max Temp (°F) | 57 | 61 | 69 | 78 | 85 | 90 | 93 | 92 | 86 | 77 | 68 | 59 | 76 |
| Avg Precip (In.) | 4.63 | 3.76 | 4.58 | 3 | 3.24 | 5.03 | 5.16 | 4.72 | 3.91 | 2.97 | 3.11 | 3.41 | 47.52 |