S
M
T
W
T
F
S
29
74°
63°
30
78°
62°
1
78°
63°
2
76°
62°
3
77°
61°
4
78°
51°
5
74°
52°
6
70°
51°
7
66°
52°
8
67°
52°
9
69°
51°
10
71°
50°
11
66°
50°
12
66°
51°
13
67°
51°
14
68°
49°
15
67°
50°
16
66°
51°
17
66°
52°
18
67°
51°
19
68°
50°
20
67°
52°
21
68°
58°
22
72°
58°
23
75°
59°
24
74°
56°
25
73°
55°
26
73°
56°
27
72°
56°
28
72°
55°
29
73°
56°
30
74°
56°
31
74°
53°
1
73°
53°
2
71°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mims
Mims's December 2026 forecast shows daily high temperatures ranging from 66° to 78°, with overnight lows between 49° and 63°. The average high for December is 71° with an average low of 54°. 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 Mims. See also: January | February | March.