McKinney Acres, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 49.7 °F (low) to 77.5 °F (high). Annual precipitation averages 14 Inches. McKinney Acres 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 | 30.2 °F | 57.4 °F | 0.61 in. |
| February | 33.5 °F | 62.6 °F | 0.55 in. |
| March | 40.5 °F | 70.6 °F | 0.83 in. |
| April | 48.0 °F | 79.2 °F | 0.73 in. |
| May | 58.2 °F | 87.0 °F | 1.59 in. |
| June | 66.5 °F | 94.5 °F | 1.63 in. |
| July | 69.0 °F | 95.0 °F | 1.66 in. |
| August | 68.2 °F | 94.0 °F | 1.57 in. |
| September | 61.2 °F | 86.9 °F | 2.21 in. |
| October | 50.6 °F | 78.7 °F | 1.26 in. |
| November | 38.7 °F | 66.2 °F | 0.7 in. |
| December | 31.2 °F | 58.3 °F | 0.65 in. |
| Annual | 49.7 °F | 77.5 °F | 13.99 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 8a : 10°F to 15°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |