| 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: | 35a - Tertiary Uplands |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 75964 - Nacogdoches, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 39 | 46 | 54 | 63 | 70 | 74 | 72 | 67 | 55 | 44 | 38 | 55 |
| Avg Max Temp (°F) | 57 | 63 | 70 | 77 | 84 | 90 | 94 | 94 | 89 | 80 | 68 | 60 | 77 |
| Avg Precip (In.) | 4.46 | 3.56 | 3.9 | 3.71 | 4.9 | 4.39 | 2.86 | 2.79 | 3.95 | 4.38 | 4.49 | 4.47 | 47.88 |