S
M
T
W
T
F
S
28
58°
45°
29
59°
42°
30
57°
39°
31
56°
40°
1
50°
45°
2
55°
42°
3
56°
46°
4
64°
45°
5
62°
45°
6
58°
43°
7
57°
43°
8
54°
40°
9
51°
39°
10
55°
33°
11
59°
34°
12
63°
37°
13
67°
44°
14
74°
50°
15
69°
43°
16
73°
48°
17
69°
45°
18
63°
41°
19
68°
41°
20
63°
41°
21
59°
39°
22
58°
42°
23
60°
45°
24
62°
46°
25
57°
37°
26
57°
39°
27
60°
34°
28
61°
39°
29
65°
40°
30
66°
44°
31
69°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Las Vegas
Las Vegas's January 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Las Vegas. See also: February | March | April.
