Bridge City, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 59.2 °F (low) to 77.9 °F (high). Annual precipitation averages 64.3 Inches. Bridge City is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Jan. 1 - Jan. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 42.2 °F | 61.2 °F | 6.01 in. |
| February | 46.0 °F | 65.1 °F | 4.05 in. |
| March | 52.1 °F | 71.3 °F | 3.96 in. |
| April | 58.7 °F | 77.4 °F | 4.41 in. |
| May | 66.8 °F | 84.0 °F | 5.18 in. |
| June | 72.7 °F | 89.3 °F | 6.8 in. |
| July | 74.5 °F | 91.3 °F | 5.89 in. |
| August | 74.0 °F | 91.9 °F | 6.29 in. |
| September | 69.4 °F | 88.2 °F | 6.47 in. |
| October | 59.6 °F | 80.7 °F | 5.37 in. |
| November | 50.0 °F | 70.7 °F | 4.82 in. |
| December | 44.1 °F | 63.4 °F | 5.06 in. |
| Annual | 59.2 °F | 77.9 °F | 64.31 in. |
| Average First Frost Date | Jan. 1 - Jan. 10 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |