Palestine, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.2 °C (low) to 25 °C (high). Annual precipitation averages 1175.3 Millimeters. Palestine 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. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.2 °C | 14.6 °C | 97.54 mm |
| February | 5 °C | 16.8 °C | 92.96 mm |
| March | 8.7 °C | 20.8 °C | 105.41 mm |
| April | 12.3 °C | 24.7 °C | 96.77 mm |
| May | 17.4 °C | 28.5 °C | 110.24 mm |
| June | 21.3 °C | 32.1 °C | 100.84 mm |
| July | 22.8 °C | 34.1 °C | 73.66 mm |
| August | 22.6 °C | 34.7 °C | 82.55 mm |
| September | 19.3 °C | 31.4 °C | 90.17 mm |
| October | 13.6 °C | 26.3 °C | 117.35 mm |
| November | 8.1 °C | 20.1 °C | 98.04 mm |
| December | 4.1 °C | 15.5 °C | 109.73 mm |
| Annual | 13.2 °C | 25 °C | 1175.26 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| 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 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |