| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 29c - Western Cross Timbers |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 76490 - Whitt, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 34 | 42 | 51 | 60 | 67 | 71 | 70 | 63 | 52 | 41 | 32 | 51 |
| Avg Max Temp (°F) | 55 | 61 | 69 | 77 | 84 | 91 | 96 | 95 | 88 | 78 | 66 | 58 | 76 |
| Avg Precip (In.) | 1.56 | 2.09 | 2.63 | 2.81 | 4.71 | 3.54 | 2.27 | 2.31 | 2.87 | 3.92 | 2.19 | 2 | 32.9 |