| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°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 71047 - Keithville, LA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 35 | 38 | 45 | 52 | 62 | 69 | 72 | 71 | 65 | 53 | 44 | 37 | 54 |
| Avg Max Temp (°F) | 56 | 61 | 69 | 76 | 83 | 90 | 93 | 93 | 88 | 78 | 67 | 58 | 76 |
| Avg Precip (In.) | 4.99 | 4.5 | 4.46 | 4.48 | 5.32 | 4.65 | 3.63 | 2.58 | 3.4 | 4.51 | 4.9 | 4.97 | 52.37 |