| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Frost Rare | |
| Average Last Frost Date: | Frost Rare | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 34a - Northern Humid Gulf Coastal Prairies | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 77591 - Texas City, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 45 | 47 | 54 | 61 | 68 | 74 | 76 | 75 | 71 | 62 | 54 | 47 | 61 |
| Avg Max Temp (°F) | 62 | 66 | 72 | 77 | 83 | 89 | 91 | 92 | 88 | 81 | 72 | 65 | 78 |
| Avg Precip (In.) | 4.44 | 2.94 | 3.16 | 3.17 | 4.62 | 5.69 | 4.29 | 4.25 | 6.41 | 4.13 | 4.4 | 3.7 | 51.19 |