Lewisville

What is the climate like in Lewisville?

The best time to visit Lewisville is typically June – July, with trip comfort peaking in June (6.9/10). Lewisville is warmest in July, when daily highs average 90°F (32°C), and coolest in January, when lows fall to about 33°F (1°C). The wettest month is typically August and the driest is November; the year sees roughly 46 in (1176 mm) of precipitation.

• Best time to visitJune – July — comfort peaks in June (6.9/10)
• Warmest monthJuly — average high 90°F (32°C)
• Coolest monthJanuary — average low 33°F (1°C)
• Wettest monthAugust (4.8 in (122 mm))
• Driest monthNovember (2.7 in (68 mm))
• Annual precipitation46 in (1176 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromWinston Salem Reynolds AP, 18 km away (1899-2026)