Las Vegas weather by month › September
Las Vegas in September: weather and what to expect
Very hot. Daytime highs average 96°F (36°C).
September weather in Las Vegas
Daytime high96°F 36°C
Night low69°F 21°C
Rain0.2 in 6 mm
AirDry
SunStrong sun
In September, Las Vegas averages highs of 96°F (36°C) and lows of 69°F (21°C), with 0.2 in (6 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 September
Match out of 100 for September, one city per country.
Jan · Feb · Mar · Apr · May · Jun · Jul · Aug · Sep · Oct · Nov · Dec