| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Dec. 21 - Dec. 31 | |
| Average Last Frost Date: | Feb. 11 - Feb. 20 | |
| Koppen-Geiger Climate Zone: | BSh - Hot Semi-Arid Climate | |
| Ecoregion: | 31c - Texas-Tamaulipan Thornscrub | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 78061 - Pearsall, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 39 | 43 | 50 | 56 | 64 | 69 | 71 | 71 | 67 | 58 | 48 | 41 | 56 |
| Avg Max Temp (°F) | 65 | 70 | 78 | 84 | 89 | 94 | 97 | 98 | 93 | 85 | 74 | 66 | 83 |
| Avg Precip (In.) | 1.26 | 1.39 | 1.3 | 2.15 | 3.41 | 3.67 | 1.55 | 2.56 | 2.35 | 3.23 | 1.61 | 1.24 | 25.71 |