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
Full weather report for today ››

Weather forecast for the next 14 days ››

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

Yearly Average for Las Vegas

Max Temp
Min Temp
Rainy Days
Jan.
15°
3°
6
Feb.
18°
5°
7
March
23°
9°
6
April
27°
12°
3
May
33°
17°
3
June
38°
22°
2
July
41°
26°
5
August
40°
26°
6
Sep.
36°
21°
3
Oct.
28°
14°
3
Nov.
20°
7°
3
Dec.
15°
2°
4

Average Temperature in Las Vegas