Orange, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 14.8 °C (low) to 25.6 °C (high). Annual precipitation averages 1615.7 Millimeters. Orange is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 1 - Feb. 10 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 5.3 °C | 16.2 °C | 147.83 mm |
| February | 7.5 °C | 18.4 °C | 101.09 mm |
| March | 10.8 °C | 21.8 °C | 101.09 mm |
| April | 14.6 °C | 25.3 °C | 111.76 mm |
| May | 18.9 °C | 29 °C | 134.87 mm |
| June | 22.3 °C | 32 °C | 171.7 mm |
| July | 23.3 °C | 33.1 °C | 143.26 mm |
| August | 23.1 °C | 33.4 °C | 156.21 mm |
| September | 20.5 °C | 31.4 °C | 163.07 mm |
| October | 14.9 °C | 27.2 °C | 137.41 mm |
| November | 9.6 °C | 21.6 °C | 118.36 mm |
| December | 6.4 °C | 17.5 °C | 129.03 mm |
| Annual | 14.8 °C | 25.6 °C | 1615.68 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 1 - Feb. 10 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |