Hickory Creek, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.9 °C (low) to 24.6 °C (high). Annual precipitation averages 982.5 Millimeters. Hickory Creek 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 | 1.4 °C | 13.2 °C | 61.21 mm |
| February | 3.4 °C | 15.6 °C | 70.1 mm |
| March | 7.8 °C | 19.7 °C | 87.12 mm |
| April | 12.1 °C | 24.1 °C | 89.66 mm |
| May | 17.4 °C | 28.3 °C | 120.65 mm |
| June | 22.1 °C | 32.8 °C | 96.52 mm |
| July | 24 °C | 35.4 °C | 58.42 mm |
| August | 23.7 °C | 35.6 °C | 59.44 mm |
| September | 19.7 °C | 31.5 °C | 75.95 mm |
| October | 13.3 °C | 25.8 °C | 112.78 mm |
| November | 7.2 °C | 19.1 °C | 73.91 mm |
| December | 2.6 °C | 14.2 °C | 76.71 mm |
| Annual | 12.9 °C | 24.6 °C | 982.47 mm |
| 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 : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |