McCamey, Texas has a Hot Semi-Arid Climate climate (Köppen classification: BSh). Average annual temperatures range from 52.9 °F (low) to 80.3 °F (high). Annual precipitation averages 13.8 Inches. McCamey 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 | 32.3 °F | 60.9 °F | 0.63 in. |
| February | 36.5 °F | 66.1 °F | 0.49 in. |
| March | 44.0 °F | 74.1 °F | 0.62 in. |
| April | 51.5 °F | 82.3 °F | 0.76 in. |
| May | 61.8 °F | 89.8 °F | 1.48 in. |
| June | 70.4 °F | 96.0 °F | 1.87 in. |
| July | 72.5 °F | 96.9 °F | 1.38 in. |
| August | 71.7 °F | 96.2 °F | 1.8 in. |
| September | 64.8 °F | 89.6 °F | 1.89 in. |
| October | 54.2 °F | 81.3 °F | 1.17 in. |
| November | 41.3 °F | 69.5 °F | 1.04 in. |
| December | 33.7 °F | 61.4 °F | 0.63 in. |
| Annual | 52.9 °F | 80.3 °F | 13.76 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSh - Hot Semi-Arid Climate |