Las Vegas weather in August 2019

  • 39°C maximum daytime temperature in August in Las Vegas39
    39°C max day temperature
  • 12 hours of sunshine per day
  • 3 days with some rainfall in August in Las Vegas3
    3 days with some rainfall
  • 24°C minimum night-time temperature in August in Las Vegas24
    24°C min night temperature
  • 13 hours of daylight per day in August in Las Vegas13
    13 hours of daylight per day
  • Very high heat & humidity in August in Las VegasVH
    Very High heat & humidity
  • 11 mm monthly rainfall in August in Las Vegas11
    11 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Las Vegas10
    10 (Very High) UV index
  • Top deals & discounts
  • Las Vegas weather overview
  • Las Vegas climate averages by month
  • More destinations
  • Best time to go to Las Vegas
  • Las Vegas 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The August weather guide for Las Vegas, Nevada shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

  • Save on holidays to the USA & Canada with Virgin Holidays
  • Holiday prices start from just £399 per person
  • Destinations include LA, New York, Boston, Miami & more

Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Las Vegas weather in August

The average maximum daytime temperature in Las Vegas in August is a very hot 39°C (102°F) with very high heat & humidity. The average night-time temperature is usually a warm 24°C (75°F). There are usually 12 hours of bright sunshine each day, which represents 88% of the 13 hours of daylight.

Expect 11mm (0.4 inches) of rainfall across the whole of August with 3 days with some rain falling. Maximum UV levels will be very high (10 UV index) at midday when the skies are clear.

Las Vegas sunrise & sunset times for August 2019

Browse the sunrise & sunset times for Las Vegas in August 2019. Select a month to view Las Vegas sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Thursday, 1st August 2019 05:48 19:46
Friday, 16th August 2019 06:00 19:30
Saturday, 31st August 2019 06:11 19:10
  • Save on hotels in Las Vegas, USA with Amoma
  • Search for hotel rooms to find the best deal
  • Filter offers by price, star rating, reviews & more

Back to top

Discover more about Las Vegas

More Nevada destinations

All Nevada destinations >>

Related posts

Popular travel offers

Top ^