| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Jan. 21 - Jan. 31 | |
| Average Last Frost Date: | Jan. 21 - Jan. 31 | |
| 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 78014 - Cotulla, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 42 | 46 | 53 | 60 | 68 | 72 | 74 | 74 | 70 | 62 | 51 | 44 | 60 |
| Avg Max Temp (°F) | 65 | 71 | 79 | 85 | 90 | 95 | 98 | 97 | 92 | 84 | 74 | 67 | 83 |
| Avg Precip (In.) | 1 | 1.08 | 1.2 | 2.04 | 2.82 | 3.12 | 1.49 | 2.42 | 2.53 | 3.31 | 1.34 | 1.15 | 23.5 |