Argyle, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.6 °F (low) to 76.3 °F (high). Annual precipitation averages 38.5 Inches. Argyle 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 | 33.8 °F | 55.8 °F | 2.34 in. |
| February | 37.4 °F | 59.7 °F | 2.71 in. |
| March | 45.4 °F | 67.4 °F | 3.45 in. |
| April | 53.0 °F | 75.3 °F | 3.57 in. |
| May | 62.9 °F | 82.9 °F | 4.73 in. |
| June | 71.3 °F | 91.2 °F | 3.85 in. |
| July | 74.8 °F | 95.7 °F | 2.22 in. |
| August | 74.3 °F | 96.0 °F | 2.34 in. |
| September | 66.8 °F | 88.8 °F | 3.07 in. |
| October | 55.1 °F | 78.3 °F | 4.37 in. |
| November | 44.4 °F | 66.5 °F | 2.89 in. |
| December | 35.9 °F | 57.4 °F | 2.93 in. |
| Annual | 54.6 °F | 76.3 °F | 38.47 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Cfa - Humid Subtropical Climate |