| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Dec. 11 - Dec. 20 |
| Average Last Frost Date: | Feb. 11 - Feb. 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 34a - Northern Humid Gulf Coastal Prairies |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 77423 - Brookshire, TX | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 41 | 44 | 51 | 57 | 65 | 71 | 73 | 72 | 68 | 59 | 50 | 43 | 58 |
| Avg Max Temp (°F) | 62 | 66 | 73 | 79 | 86 | 91 | 95 | 95 | 90 | 82 | 72 | 64 | 80 |
| Avg Precip (In.) | 3.49 | 2.87 | 2.84 | 3.18 | 4.82 | 4.37 | 2.67 | 3.45 | 4.56 | 4.22 | 4.19 | 3.5 | 44.15 |