Camp Swift, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.5 °C (low) to 26.4 °C (high). Annual precipitation averages 929.9 Millimeters. Camp Swift is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.3 °C | 16.4 °C | 72.39 mm |
| February | 5.7 °C | 18.4 °C | 55.88 mm |
| March | 9.3 °C | 22.3 °C | 74.17 mm |
| April | 12.9 °C | 26.2 °C | 73.41 mm |
| May | 18 °C | 29.9 °C | 119.38 mm |
| June | 21.6 °C | 33.4 °C | 78.23 mm |
| July | 22.7 °C | 35.4 °C | 50.04 mm |
| August | 22.4 °C | 35.8 °C | 77.72 mm |
| September | 19.3 °C | 32.6 °C | 70.36 mm |
| October | 13.8 °C | 27.7 °C | 106.43 mm |
| November | 8.3 °C | 21.7 °C | 73.15 mm |
| December | 4.3 °C | 17.3 °C | 78.74 mm |
| Annual | 13.5 °C | 26.4 °C | 929.9 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |