Roscoe, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.5 °F (low) to 76.2 °F (high). Annual precipitation averages 21 Inches. Roscoe 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 | 31.7 °F | 56.2 °F | 0.98 in. |
| February | 35.0 °F | 60.8 °F | 1.07 in. |
| March | 42.2 °F | 69.1 °F | 1.43 in. |
| April | 50.1 °F | 77.9 °F | 1.36 in. |
| May | 59.9 °F | 85.0 °F | 2.93 in. |
| June | 67.7 °F | 91.2 °F | 2.55 in. |
| July | 71.0 °F | 94.7 °F | 1.71 in. |
| August | 70.3 °F | 93.9 °F | 2.17 in. |
| September | 63.2 °F | 86.1 °F | 2.79 in. |
| October | 52.6 °F | 76.9 °F | 1.77 in. |
| November | 41.4 °F | 65.7 °F | 1.23 in. |
| December | 33.1 °F | 57.4 °F | 1.0 in. |
| Annual | 51.5 °F | 76.2 °F | 20.99 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 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |