S
M
T
W
T
F
S
29
44°
27°
30
47°
37°
1
49°
40°
2
45°
40°
3
46°
39°
4
48°
40°
5
50°
40°
6
51°
39°
7
51°
34°
8
45°
30°
9
41°
30°
10
43°
31°
11
56°
30°
12
59°
25°
13
58°
23°
14
40°
26°
15
43°
24°
16
42°
25°
17
41°
32°
18
46°
36°
19
53°
37°
20
54°
36°
21
54°
35°
22
53°
40°
23
56°
35°
24
57°
22°
25
56°
20°
26
38°
23°
27
39°
26°
28
44°
35°
29
49°
36°
30
52°
38°
31
54°
37°
1
56°
30°
2
56°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in McDougal
McDougal's December 2026 forecast shows daily high temperatures ranging from 38° to 59°, with overnight lows between 20° and 40°. The average high for December is 49° 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 McDougal. See also: January | February | March.