Weather · August
Las Vegas weather in August
Average highs of 102°F, lows of 78°F and 0.20 in of rain, from 30 years of weather records.
August is Las Vegas’s 2nd warmest month, with average highs of 102°F and lows of 78°F. That is 2° cooler than July, and 22° above the yearly average high.
- Average high
- 102°F
- Average low
- 78°F
- Precipitation
- 0.20 in
- Wet days
- 2
- Sunrise · sunset
- 5:58 AM · 7:31 PM
August across the year
High and low Rain
What to wear in August
- Hot days: light, breathable clothes, a sun hat, sunscreen and plenty of water for anything outdoors.
August is good for
August compared with the months around it
Planning a trip? See the best time to visit Las Vegas and today’s forecast.
Questions
How hot does it get in Las Vegas in August?
Average highs are 102°F and average lows 78°F, for a daily mean of 90°F. Individual days run hotter or colder than these 30-year averages.
Does it rain in Las Vegas in August?
August averages 0.20 in of precipitation over about 2 days with at least 0.01 in. It is the 8th wettest month of the year.
What time is sunset in Las Vegas in August?
Around mid-August the sun rises about 5:58 AM and sets about 7:31 PM, for roughly 13.6 hours of daylight.
Is August a good time to visit Las Vegas?
The mildest months for visiting are April, October, November. August is hot.
NOAA U.S. Climate Normals 1991–2020, Las Vegas Air Terminal station (4.3 mi from downtown). Sunrise and sunset are calculated for August 15 at the city’s coordinates.