Frisco, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.8 °F (low) to 75.9 °F (high). Annual precipitation averages 40.4 Inches. Frisco is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 34.0 °F | 55.2 °F | 2.5 in. |
| February | 37.6 °F | 59.4 °F | 2.94 in. |
| March | 45.6 °F | 66.9 °F | 3.63 in. |
| April | 53.2 °F | 75.2 °F | 3.72 in. |
| May | 62.9 °F | 82.7 °F | 5.11 in. |
| June | 71.3 °F | 90.7 °F | 3.79 in. |
| July | 75.0 °F | 95.3 °F | 2.25 in. |
| August | 74.5 °F | 95.6 °F | 2.34 in. |
| September | 67.0 °F | 88.3 °F | 3.01 in. |
| October | 55.4 °F | 78.1 °F | 4.75 in. |
| November | 44.6 °F | 65.9 °F | 3.05 in. |
| December | 36.3 °F | 57.1 °F | 3.31 in. |
| Annual | 54.8 °F | 75.9 °F | 40.4 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| 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 |