| 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 | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 75703 - Tyler, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 37 | 44 | 52 | 61 | 68 | 71 | 70 | 64 | 52 | 43 | 35 | 52 |
| Avg Max Temp (°F) | 55 | 60 | 68 | 76 | 82 | 89 | 94 | 93 | 87 | 78 | 66 | 57 | 75 |
| Avg Precip (In.) | 3.73 | 3.46 | 3.88 | 3.75 | 4.72 | 4.16 | 2.55 | 2.13 | 3.52 | 4.47 | 4.45 | 4.08 | 44.91 |