Lakeport, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.4 °C (low) to 24.8 °C (high). Annual precipitation averages 1229.9 Millimeters. Lakeport 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 | 1.9 °C | 13.9 °C | 101.6 mm |
| February | 3.9 °C | 16.3 °C | 104.65 mm |
| March | 7.7 °C | 20.4 °C | 122.68 mm |
| April | 11.8 °C | 24.8 °C | 112.52 mm |
| May | 17.1 °C | 28.6 °C | 120.4 mm |
| June | 21.1 °C | 32.4 °C | 111.76 mm |
| July | 22.8 °C | 34.3 °C | 67.06 mm |
| August | 22.3 °C | 34.6 °C | 72.64 mm |
| September | 18.7 °C | 31.6 °C | 90.17 mm |
| October | 12.3 °C | 26 °C | 113.03 mm |
| November | 6.8 °C | 19.3 °C | 95.76 mm |
| December | 2.9 °C | 14.8 °C | 117.6 mm |
| Annual | 12.4 °C | 24.8 °C | 1229.87 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 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |