| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Dec. 21 - Dec. 31 |
| Average Last Frost Date: | Feb. 11 - Feb. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 74d - Baton Rouge Terrace |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 70774 - Saint Amant, LA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 44 | 50 | 56 | 64 | 70 | 73 | 72 | 68 | 57 | 49 | 43 | 57 |
| Avg Max Temp (°F) | 61 | 65 | 72 | 78 | 85 | 90 | 91 | 91 | 87 | 80 | 71 | 64 | 78 |
| Avg Precip (In.) | 6.03 | 5.09 | 5.42 | 5.16 | 5.05 | 5.7 | 6.37 | 5.8 | 5.23 | 3.58 | 4.85 | 5.16 | 63.44 |