Garden City, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 50.3 °F (low) to 77.5 °F (high). Annual precipitation averages 16 Inches. Garden City 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. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 30.3 °F | 57.9 °F | 0.79 in. |
| February | 33.9 °F | 62.6 °F | 0.76 in. |
| March | 41.0 °F | 70.9 °F | 1.06 in. |
| April | 48.9 °F | 79.0 °F | 1.04 in. |
| May | 59.3 °F | 87.1 °F | 1.58 in. |
| June | 67.7 °F | 93.1 °F | 1.61 in. |
| July | 69.9 °F | 94.8 °F | 1.79 in. |
| August | 69.2 °F | 93.9 °F | 1.91 in. |
| September | 62.0 °F | 86.5 °F | 2.4 in. |
| October | 51.4 °F | 78.5 °F | 1.43 in. |
| November | 39.2 °F | 66.9 °F | 0.96 in. |
| December | 31.3 °F | 58.7 °F | 0.68 in. |
| Annual | 50.3 °F | 77.5 °F | 16.01 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |