Bells, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.8 °F (low) to 74.1 °F (high). Annual precipitation averages 43.4 Inches. Bells is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 32.3 °F | 53.3 °F | 2.53 in. |
| February | 35.8 °F | 57.5 °F | 2.89 in. |
| March | 43.3 °F | 65.4 °F | 3.88 in. |
| April | 51.0 °F | 73.0 °F | 3.77 in. |
| May | 60.7 °F | 80.3 °F | 5.4 in. |
| June | 69.1 °F | 88.7 °F | 4.17 in. |
| July | 73.0 °F | 93.7 °F | 2.75 in. |
| August | 72.1 °F | 94.1 °F | 2.71 in. |
| September | 64.8 °F | 87.0 °F | 3.68 in. |
| October | 53.5 °F | 76.5 °F | 4.55 in. |
| November | 43.1 °F | 64.7 °F | 3.51 in. |
| December | 34.7 °F | 55.2 °F | 3.53 in. |
| Annual | 52.8 °F | 74.1 °F | 43.37 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |