Opdyke West, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 45.2 °F (low) to 74.3 °F (high). Annual precipitation averages 18.3 Inches. Opdyke West is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.1 °F | 54.5 °F | 0.63 in. |
| February | 28.1 °F | 59.1 °F | 0.59 in. |
| March | 35.3 °F | 67.2 °F | 1.13 in. |
| April | 42.9 °F | 75.1 °F | 1.03 in. |
| May | 53.6 °F | 83.5 °F | 2.3 in. |
| June | 63.0 °F | 91.1 °F | 2.59 in. |
| July | 66.1 °F | 92.4 °F | 2.11 in. |
| August | 64.6 °F | 90.8 °F | 2.26 in. |
| September | 57.3 °F | 83.8 °F | 2.48 in. |
| October | 45.7 °F | 75.2 °F | 1.54 in. |
| November | 33.8 °F | 63.6 °F | 0.86 in. |
| December | 26.7 °F | 55.3 °F | 0.76 in. |
| Annual | 45.2 °F | 74.3 °F | 18.28 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |