S
M
T
W
T
F
S
29
38°
27°
30
41°
27°
1
39°
26°
2
36°
25°
3
37°
26°
4
40°
26°
5
39°
25°
6
40°
21°
7
30°
22°
8
33°
13°
9
28°
12°
10
24°
9°
11
26°
10°
12
28°
14°
13
29°
15°
14
32°
16°
15
34°
19°
16
34°
21°
17
35°
20°
18
30°
19°
19
29°
18°
20
29°
17°
21
24°
5°
22
20°
7°
23
31°
2°
24
27°
1°
25
19°
0°
26
17°
-1°
27
15°
0°
28
20°
-2°
29
17°
9°
30
20°
1°
31
35°
1°
1
22°
0°
2
17°
4°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Magog
Magog's December 2026 forecast shows daily high temperatures ranging from 15° to 41°, with overnight lows between -2° and 27°. The average high for December is 29° with an average low of 13°. 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 Magog. See also: January | February | March.