| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F |
| Average First Frost Date: | Dec. 1 - Dec. 10 |
| Average Last Frost Date: | Feb. 21 - Feb. 29 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 34a - Northern Humid Gulf Coastal Prairies |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 70605 - Lake Charles, LA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 44 | 51 | 57 | 65 | 72 | 74 | 73 | 69 | 58 | 49 | 43 | 58 |
| Avg Max Temp (°F) | 60 | 65 | 71 | 77 | 84 | 89 | 91 | 91 | 88 | 80 | 70 | 63 | 78 |
| Avg Precip (In.) | 5.57 | 3.38 | 3.65 | 3.7 | 5.96 | 5.95 | 5.14 | 4.86 | 5.82 | 4.09 | 4.69 | 4.75 | 57.55 |