S
M
T
W
T
F
S
29
65°
36°
30
65°
30°
1
63°
27°
2
52°
28°
3
50°
32°
4
52°
41°
5
62°
39°
6
63°
36°
7
61°
36°
8
52°
40°
9
61°
35°
10
62°
28°
11
54°
29°
12
50°
28°
13
54°
26°
14
49°
25°
15
48°
26°
16
47°
37°
17
Hist. Avg.
55°
31°
18
Hist. Avg.
55°
31°
19
Hist. Avg.
54°
30°
20
Hist. Avg.
54°
30°
21
Hist. Avg.
54°
30°
22
Hist. Avg.
54°
30°
23
Hist. Avg.
54°
30°
24
Hist. Avg.
54°
30°
25
Hist. Avg.
53°
30°
26
Hist. Avg.
53°
30°
27
Hist. Avg.
53°
29°
28
Hist. Avg.
53°
29°
29
Hist. Avg.
53°
29°
30
Hist. Avg.
53°
29°
31
Hist. Avg.
53°
29°
1
Hist. Avg.
53°
29°
2
Hist. Avg.
53°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Magnolia
Magnolia's December 2026 forecast shows daily high temperatures ranging from 47° to 65°, with overnight lows between 25° and 41°. The average high for December is 56° 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 Magnolia. See also: January | February | March.