S
M
T
W
T
F
S
29
70°
48°
30
68°
49°
1
67°
45°
2
62°
37°
3
58°
35°
4
59°
37°
5
63°
44°
6
61°
37°
7
56°
36°
8
55°
35°
9
55°
35°
10
54°
33°
11
55°
33°
12
57°
34°
13
59°
34°
14
58°
39°
15
60°
44°
16
65°
37°
17
64°
40°
18
64°
34°
19
58°
30°
20
55°
30°
21
54°
32°
22
56°
33°
23
57°
33°
24
54°
31°
25
55°
31°
26
55°
32°
27
56°
30°
28
56°
32°
29
57°
39°
30
59°
33°
31
59°
31°
1
54°
29°
2
52°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Vaughan
Vaughan's December 2026 forecast shows daily high temperatures ranging from 52° to 70°, with overnight lows between 29° and 49°. The average high for December is 58° with an average low of 35°. 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 Vaughan. See also: January | February | March.
