Big Spring, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 51.3 °F (low) to 77.4 °F (high). Annual precipitation averages 18.5 Inches. Big Spring 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. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 31.2 °F | 57.9 °F | 0.72 in. |
| February | 34.7 °F | 62.2 °F | 0.78 in. |
| March | 42.1 °F | 70.3 °F | 1.19 in. |
| April | 50.1 °F | 78.6 °F | 1.18 in. |
| May | 60.2 °F | 87.0 °F | 2.41 in. |
| June | 68.3 °F | 93.3 °F | 2.38 in. |
| July | 70.9 °F | 95.0 °F | 1.77 in. |
| August | 70.3 °F | 93.8 °F | 2.07 in. |
| September | 63.1 °F | 86.6 °F | 2.59 in. |
| October | 52.1 °F | 78.6 °F | 1.57 in. |
| November | 40.0 °F | 67.0 °F | 1.08 in. |
| December | 32.1 °F | 58.7 °F | 0.72 in. |
| Annual | 51.3 °F | 77.4 °F | 18.46 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |