World Resorts USA Las Vegas Weather

Las Vegas weather in September

Weather in Las Vegas: September

Average day temperature: 91.1°F
Average night temperature: 73.6°F
Number of sunny days: 27 days
Day length: 11.8 - 12.9 hours
Number of rainy days: 0 days
Precipitation totals: 0.2 in.

Air temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
17
34
51
68
85
102
119
136
Day temperature   
Night temperature

The highest day temperature during September of 2024 was 103°F. At the same time the lowest night temperature was 60°F. Day and night temperature averages during September were 96.1°F and 73.3°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
90%
7%
3%

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.1
0.2
0.2
0.3
0.4
0.5
0.6

Precipitation total value in Las Vegas in September is 0.1 in. Other months of the year show relatively similar values.

Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.4
2.9
4.3
5.7
7.2
8.6
10.0
11.4
4.7
5.3
5.8
6.8
7.1
8.1
7.9
8.3
7.9
6.8
5.3
4.7
5.3
5.8
6.2
6.8
7.1
8.1
7.9
8.3
7.9
6.8
5.3

The average wind speed value in September is 6.2 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.3
4.6
6.9
9.2
11.5
13.8
16.1
7.4
9.0
10.2
11.8
12.5
13.4
12.9
11.8
9.2
8.9
7.8
7.4
9.0
10.2
11.3
11.8
12.5
13.4
12.9
11.8
9.2
8.9
7.8

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 11.3.

Best time for vacation in Las Vegas

Sunniest months:
August 29 days
July 28 days
October 28 days
Warmest months:
July 100.4 °F
August 98.5 °F
June 95.9 °F
Coldest months:
December 53.1 °F
January 53.4 °F
February 58.0 °F
Rainiest months:
August 1 day
January 1 day
February 1 day
Windiest months:
April 8.8 mph
May 8.4 mph
June 8.3 mph

Las Vegas on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+37°F
+43°F
+75°F
+75°F
+52°F
+54°F
+73°F
+41°F
+70°F
+54°F
+50°F
+64°F
+66°F
+72°F
+37°F
24 Hours Forecast
Las Vegas
Local time: 17:38
March 13, thursday
1800
52°F
E
21 mph
2100
48°F
E
12 mph
March 14, friday
0000
43°F
E
11 mph
0300
39°F
NE
9 mph
0600
37°F
NE
5 mph
0900
41°F
N
11 mph
1200
48°F
NE
12 mph
1500
50°F
NE
16 mph
Units of measurement: °C / °F