Ranger, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.1 °C (low) to 24.7 °C (high). Annual precipitation averages 788.4 Millimeters. Ranger 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 | -0.1 °C | 14.1 °C | 34.29 mm |
| February | 2.1 °C | 16.2 °C | 51.56 mm |
| March | 6.1 °C | 20.4 °C | 71.12 mm |
| April | 10.4 °C | 24.7 °C | 63.25 mm |
| May | 15.8 °C | 28.7 °C | 108.2 mm |
| June | 20 °C | 32.6 °C | 100.08 mm |
| July | 21.9 °C | 34.9 °C | 50.29 mm |
| August | 21.4 °C | 34.8 °C | 59.18 mm |
| September | 17.6 °C | 30.8 °C | 72.9 mm |
| October | 11.5 °C | 25.8 °C | 83.57 mm |
| November | 5.6 °C | 19.3 °C | 49.28 mm |
| December | 0.9 °C | 14.4 °C | 44.7 mm |
| Annual | 11.1 °C | 24.7 °C | 788.42 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 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |