| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F 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 | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 76401 - Stephenville, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 35 | 42 | 51 | 60 | 67 | 70 | 69 | 63 | 52 | 41 | 33 | 51 |
| Avg Max Temp (°F) | 55 | 60 | 68 | 76 | 82 | 89 | 94 | 93 | 87 | 78 | 65 | 57 | 75 |
| Avg Precip (In.) | 1.45 | 1.97 | 2.36 | 2.69 | 4.5 | 3.5 | 1.69 | 2.46 | 2.86 | 3.4 | 2.01 | 1.94 | 30.83 |