Briggs, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.1 °F (low) to 77.7 °F (high). Annual precipitation averages 33.1 Inches. Briggs is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 36.5 °F | 59.5 °F | 2.14 in. |
| February | 40.0 °F | 63.0 °F | 2.12 in. |
| March | 47.0 °F | 70.1 °F | 2.9 in. |
| April | 54.1 °F | 77.3 °F | 2.31 in. |
| May | 63.1 °F | 83.9 °F | 4.03 in. |
| June | 70.2 °F | 90.9 °F | 3.41 in. |
| July | 72.2 °F | 94.4 °F | 2.01 in. |
| August | 72.1 °F | 95.3 °F | 2.23 in. |
| September | 66.2 °F | 88.8 °F | 3.28 in. |
| October | 56.1 °F | 79.6 °F | 3.65 in. |
| November | 45.8 °F | 68.6 °F | 2.71 in. |
| December | 38.0 °F | 60.7 °F | 2.32 in. |
| Annual | 55.1 °F | 77.7 °F | 33.11 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |