Tow, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.7 °F (low) to 78.7 °F (high). Annual precipitation averages 29.2 Inches. Tow is located in USDA Plant Hardiness Zone 8b. 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 | 35.4 °F | 60.0 °F | 1.74 in. |
| February | 39.1 °F | 63.7 °F | 1.77 in. |
| March | 46.5 °F | 70.8 °F | 2.8 in. |
| April | 53.7 °F | 78.9 °F | 2.14 in. |
| May | 62.5 °F | 85.0 °F | 4.35 in. |
| June | 69.9 °F | 92.2 °F | 3.15 in. |
| July | 72.3 °F | 95.8 °F | 1.76 in. |
| August | 72.5 °F | 96.7 °F | 1.67 in. |
| September | 66.4 °F | 90.0 °F | 2.37 in. |
| October | 55.8 °F | 80.9 °F | 3.17 in. |
| November | 45.7 °F | 69.7 °F | 2.29 in. |
| December | 36.7 °F | 61.2 °F | 1.96 in. |
| Annual | 54.7 °F | 78.7 °F | 29.17 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 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 |