| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| 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: | 35g - Red River Bottomlands |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 71112 - Bossier City, LA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 34 | 37 | 45 | 52 | 61 | 69 | 72 | 70 | 64 | 52 | 43 | 36 | 53 |
| Avg Max Temp (°F) | 55 | 61 | 69 | 76 | 84 | 90 | 94 | 94 | 88 | 79 | 67 | 58 | 76 |
| Avg Precip (In.) | 4.92 | 4.41 | 4.54 | 4.4 | 5.02 | 4.84 | 3.62 | 2.66 | 3.36 | 4.36 | 4.95 | 4.99 | 52.08 |