Toco, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.7 °C (low) to 23.8 °C (high). Annual precipitation averages 1185.7 Millimeters. Toco 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 | 0.2 °C | 12 °C | 79.76 mm |
| February | 2.2 °C | 14.3 °C | 87.88 mm |
| March | 6.5 °C | 18.8 °C | 105.92 mm |
| April | 10.7 °C | 23.4 °C | 104.39 mm |
| May | 16.3 °C | 27.6 °C | 132.33 mm |
| June | 20.8 °C | 32.2 °C | 101.09 mm |
| July | 22.9 °C | 34.7 °C | 76.96 mm |
| August | 22.3 °C | 35.1 °C | 67.82 mm |
| September | 18.4 °C | 31.3 °C | 97.28 mm |
| October | 11.9 °C | 25.3 °C | 116.59 mm |
| November | 6 °C | 18.3 °C | 104.39 mm |
| December | 1.7 °C | 13.1 °C | 111.25 mm |
| Annual | 11.7 °C | 23.8 °C | 1185.66 mm |
| 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 : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |