| 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 |
| 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: | 65b - Flatwoods/Blackland Prairie Margins |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 39702 - Columbus, MS | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 34 | 42 | 50 | 59 | 66 | 70 | 69 | 63 | 50 | 41 | 34 | 51 |
| Avg Max Temp (°F) | 53 | 58 | 67 | 75 | 82 | 89 | 92 | 91 | 86 | 77 | 66 | 56 | 74 |
| Avg Precip (In.) | 6.15 | 4.97 | 5.7 | 5.48 | 4.52 | 4.51 | 4.45 | 3.54 | 3.67 | 3.29 | 5.05 | 5.16 | 56.48 |