Lewisville, Texas Weather:
Wednesday, August 19, 2026
Sunny Weather
Day 99°
Night 79°
Precipitation 5 %
Wind 6 mph
UV Index (0 - 11+) 10
Weather Forecast History
Last Year's Weather on This Day (August 19, 2025)
Cloudy Night

Day

100°

Night

79°

Wind

6 mph

Precipitation

49 %