S
M
T
W
T
F
S
29
62°
46°
30
72°
44°
1
71°
44°
2
69°
51°
3
70°
47°
4
72°
45°
5
67°
47°
6
68°
51°
7
70°
49°
8
73°
48°
9
69°
41°
10
71°
35°
11
60°
35°
12
58°
39°
13
62°
34°
14
61°
32°
15
56°
38°
16
55°
35°
17
59°
37°
18
58°
36°
19
56°
41°
20
59°
47°
21
66°
48°
22
70°
44°
23
70°
32°
24
66°
38°
25
56°
38°
26
65°
44°
27
52°
31°
28
52°
32°
29
Hist. Avg.
63°
43°
30
Hist. Avg.
63°
43°
31
Hist. Avg.
63°
42°
1
Hist. Avg.
63°
42°
2
Hist. Avg.
63°
42°
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 52° to 73°, with overnight lows between 31° and 51°. The average high for December is 64° with an average low of 41°. 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.