| 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. 11 - Nov. 20 | |
| Average Last Frost Date: | Apr. 1 - Apr. 10 | |
| Koppen-Geiger Climate Zone: | BSh - Hot Semi-Arid Climate | |
| Ecoregion: | 27h - Red Prairie | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 76903 - San Angelo, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 35 | 42 | 50 | 60 | 67 | 70 | 69 | 62 | 52 | 40 | 32 | 51 |
| Avg Max Temp (°F) | 58 | 63 | 72 | 79 | 86 | 91 | 95 | 94 | 88 | 79 | 67 | 59 | 78 |
| Avg Precip (In.) | .78 | 1.19 | 1.05 | 1.72 | 3.15 | 2.75 | 1.6 | 1.96 | 3.1 | 2.38 | 1.14 | 1.02 | 21.83 |