Buffalo Gap, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.8 °C (low) to 24.8 °C (high). Annual precipitation averages 683.5 Millimeters. Buffalo Gap is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.4 °C | 13.9 °C | 27.94 mm |
| February | 1.6 °C | 16.2 °C | 38.35 mm |
| March | 5.9 °C | 20.6 °C | 51.05 mm |
| April | 9.9 °C | 25.2 °C | 49.78 mm |
| May | 15.5 °C | 29.3 °C | 86.61 mm |
| June | 19.9 °C | 32.8 °C | 87.88 mm |
| July | 21.7 °C | 34.8 °C | 56.13 mm |
| August | 21.4 °C | 34.7 °C | 61.98 mm |
| September | 17.3 °C | 30.7 °C | 80.01 mm |
| October | 11.4 °C | 25.6 °C | 68.07 mm |
| November | 5.1 °C | 19.1 °C | 41.91 mm |
| December | 0.7 °C | 14.6 °C | 33.78 mm |
| Annual | 10.8 °C | 24.8 °C | 683.49 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| 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 |