S
M
T
W
T
F
S
29
49°
38°
30
47°
38°
1
46°
37°
2
48°
40°
3
49°
39°
4
47°
38°
5
47°
38°
6
48°
37°
7
48°
39°
8
47°
39°
9
51°
35°
10
47°
38°
11
41°
30°
12
41°
34°
13
44°
37°
14
45°
38°
15
47°
41°
16
50°
35°
17
49°
32°
18
48°
29°
19
43°
29°
20
41°
30°
21
41°
28°
22
43°
24°
23
40°
28°
24
39°
35°
25
44°
36°
26
45°
33°
27
45°
29°
28
46°
28°
29
43°
27°
30
41°
26°
31
40°
26°
1
41°
27°
2
40°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sultan
Sultan's December 2026 forecast shows daily high temperatures ranging from 39° to 51°, with overnight lows between 24° and 41°. The average high for December is 45° with an average low of 33°. 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 Sultan. See also: January | February | March.