Notices. 1  2017-08-27: Support will be closed on Monday, September 4, 2017 for the Labor Day statutory holiday; we will reopen at 7am (Pacific) September 5. 2  2017-08-02: Introduction to Intranet Administration Webinar | September 6, 2017 | REGISTER NOW.
The weather varies greatly throughout the year in Las Vegas â the winter months are dry and cold with short days and long nights, whilst the summer months are blisteringly hot with long days and short nights. Las Vegas is located in Nevada in the Mojave Desert.
In most years, Las Vegas averages a daily maximum temperature for August that's between 100 and 104 degrees Fahrenheit (38 to 40 degrees Celsius). The minimum temperature usually falls between 77 and 82 Â°F (25 to 28 Â°C). The days at Las Vegas begin to cool during August.