| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Dec. 11 - Dec. 20 |
| Average Last Frost Date: | Feb. 11 - Feb. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 35f - Flatwoods |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 77371 - Shepherd, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 38 | 41 | 48 | 55 | 63 | 69 | 71 | 71 | 66 | 56 | 47 | 40 | 55 |
| Avg Max Temp (°F) | 60 | 65 | 72 | 78 | 84 | 90 | 94 | 94 | 89 | 81 | 70 | 62 | 78 |
| Avg Precip (In.) | 4.61 | 3.52 | 3.83 | 3.72 | 5.6 | 5.62 | 3.33 | 3.51 | 4.61 | 4.63 | 4.78 | 4.8 | 52.56 |