S
M
T
W
T
F
S
29
55°
33°
30
55°
36°
1
61°
38°
2
65°
31°
3
56°
33°
4
56°
44°
5
61°
48°
6
67°
44°
7
69°
35°
8
64°
35°
9
60°
43°
10
61°
45°
11
60°
43°
12
64°
38°
13
58°
31°
14
52°
33°
15
52°
41°
16
57°
43°
17
61°
45°
18
64°
46°
19
66°
45°
20
69°
41°
21
69°
36°
22
56°
32°
23
51°
33°
24
51°
42°
25
59°
42°
26
58°
30°
27
59°
28°
28
53°
30°
29
50°
26°
30
50°
24°
31
49°
26°
1
47°
28°
2
58°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Van
Van's December 2026 forecast shows daily high temperatures ranging from 47° to 69°, with overnight lows between 24° and 48°. The average high for December is 58° with an average low of 37°. 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 Van. See also: January | February | March.