| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°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: | 35a - Tertiary Uplands |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 71270 - Ruston, LA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 36 | 44 | 51 | 60 | 67 | 70 | 69 | 63 | 51 | 42 | 35 | 52 |
| Avg Max Temp (°F) | 55 | 61 | 69 | 76 | 83 | 90 | 93 | 93 | 87 | 78 | 67 | 58 | 76 |
| Avg Precip (In.) | 5.66 | 4.8 | 5.34 | 4.75 | 5.52 | 4.43 | 3.96 | 2.97 | 3.52 | 4.13 | 4.8 | 5.42 | 55.3 |