Nocona, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.8 °C (low) to 23.8 °C (high). Annual precipitation averages 915.2 Millimeters. Nocona 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 | -0.9 °C | 12.3 °C | 40.64 mm |
| February | 1.1 °C | 14.6 °C | 53.85 mm |
| March | 5.6 °C | 19.2 °C | 75.95 mm |
| April | 9.9 °C | 23.6 °C | 80.52 mm |
| May | 15.6 °C | 27.5 °C | 119.63 mm |
| June | 20.3 °C | 32 °C | 107.19 mm |
| July | 22.2 °C | 34.8 °C | 59.94 mm |
| August | 21.8 °C | 35.2 °C | 63.75 mm |
| September | 17.6 °C | 30.8 °C | 97.28 mm |
| October | 11 °C | 24.8 °C | 98.3 mm |
| November | 5.1 °C | 18.3 °C | 60.2 mm |
| December | 0.1 °C | 13 °C | 57.91 mm |
| Annual | 10.8 °C | 23.8 °C | 915.16 mm |
| 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 : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |