Lakeside City, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.9 °C (low) to 24.6 °C (high). Annual precipitation averages 773.7 Millimeters. Lakeside City 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.8 °C | 12.6 °C | 33.53 mm |
| February | 0.8 °C | 14.9 °C | 41.15 mm |
| March | 5.5 °C | 19.8 °C | 59.44 mm |
| April | 9.9 °C | 24.4 °C | 72.14 mm |
| May | 15.8 °C | 28.8 °C | 102.87 mm |
| June | 20.6 °C | 33.4 °C | 91.44 mm |
| July | 22.6 °C | 36.1 °C | 57.91 mm |
| August | 22.1 °C | 35.9 °C | 62.23 mm |
| September | 17.7 °C | 31.4 °C | 77.22 mm |
| October | 11.2 °C | 25.7 °C | 80.01 mm |
| November | 5.1 °C | 18.7 °C | 50.55 mm |
| December | 0.1 °C | 13.3 °C | 45.21 mm |
| Annual | 10.9 °C | 24.6 °C | 773.7 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| 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 7b : -15°C to -12.2°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |