Weather in Las Vegas in September
The weather in Las Vegas in September is extremely hot, while temperatures can easily rise above 36 degrees. This hot weather is not advisable for long walks and outdoors activity, so please prepare for summer conditions with water and comfortable light clothes for a trip in Las Vegas during September.
Avg Temp
21° - 36°
Avg Rainy Days
3
Avg Dry Days
27
Avg Snow Days
0
Weather Facts - Las Vegas in September
* The warmest temperature recorded in in September is 43°C
* The coldest temperature recorded in Las Vegas in September is 12°C
* The average rainfall in Las Vegas in September is 7 mm