Las Vegas weather by month › August
Las Vegas in August: weather and what to expect
Very hot. Daytime highs average 104°F (40°C).
August weather in Las Vegas
Daytime high104°F 40°C
Night low78°F 25°C
Rain0.5 in 12 mm
AirDry
SunStrong sun
In August, Las Vegas averages highs of 104°F (40°C) and lows of 78°F (25°C), with 0.5 in (12 mm) of rain. The air feels dry and the sun is strong. 1991–2020 averages, not a forecast.
Pack: light clothes and sun protection.
Places with the same weather in August
Match out of 100 for August, one city per country.
Jan · Feb · Mar · Apr · May · Jun · Jul · Aug · Sep · Oct · Nov · Dec