S
M
T
W
T
F
S
29
61°
34°
30
60°
33°
1
59°
31°
2
59°
32°
3
60°
32°
4
60°
33°
5
59°
31°
6
59°
31°
7
58°
32°
8
57°
30°
9
57°
31°
10
61°
31°
11
65°
32°
12
64°
34°
13
67°
34°
14
62°
32°
15
60°
30°
16
61°
31°
17
60°
30°
18
58°
29°
19
59°
30°
20
60°
30°
21
62°
31°
22
60°
29°
23
59°
30°
24
60°
30°
25
63°
32°
26
61°
35°
27
66°
30°
28
58°
30°
29
60°
31°
30
63°
32°
31
65°
32°
1
64°
34°
2
67°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Vail
Vail's December 2026 forecast shows daily high temperatures ranging from 57° to 67°, with overnight lows between 29° and 36°. The average high for December is 61° with an average low of 32°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Vail. See also: January | February | March.
