Las Vegas Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in Las Vegas, Nevada during each month of the year.
The average high and low temperatures are listed below by month and annually for Las Vegas, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 80, 90 or 100 °F each month in Las Vegas, scroll down farther. There are also monthly and yearly counts of nights with warm temperatures.
All the numbers are averages, based on climate data gathered from 1981 to 2010.
|High °F||Low °F||High °C||Low °C|
Days of Hot Weather in Las Vegas
Summer days in Las Vegas get hot. From June to September, temperatures reach into the 90s nearly every day, and often climb above 100 °F.
Winters stay considerably cooler. While about half of winter days have temperatures above 60, the thermometer normally never reaches 80 this time of year.
Number of Warm Nights a Month
From May to September in Las Vegas, nighttime temperatures stay above 50 °F. In July and August, the thermometer rarely dips below 70.
On about half of winter nights the temperature does drop below 40. Freezing weather in Las Vegas happens an average of eight nights a year.
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.