Bartonville, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.7 °C (low) to 24.7 °C (high). Annual precipitation averages 970.3 Millimeters. Bartonville 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 | 1.2 °C | 13.3 °C | 61.98 mm |
| February | 3.2 °C | 15.5 °C | 68.33 mm |
| March | 7.7 °C | 19.8 °C | 83.82 mm |
| April | 11.8 °C | 24.2 °C | 87.88 mm |
| May | 17.3 °C | 28.3 °C | 118.11 mm |
| June | 21.9 °C | 32.9 °C | 97.28 mm |
| July | 23.9 °C | 35.5 °C | 57.4 mm |
| August | 23.6 °C | 35.7 °C | 59.18 mm |
| September | 19.5 °C | 31.6 °C | 77.47 mm |
| October | 13.1 °C | 25.8 °C | 109.73 mm |
| November | 7.1 °C | 19.2 °C | 72.9 mm |
| December | 2.4 °C | 14.3 °C | 76.2 mm |
| Annual | 12.7 °C | 24.7 °C | 970.28 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°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 |