S
M
T
W
T
F
S
29
46°
29°
30
45°
28°
1
45°
28°
2
46°
29°
3
44°
31°
4
46°
34°
5
48°
35°
6
45°
35°
7
44°
34°
8
43°
35°
9
43°
31°
10
44°
32°
11
55°
38°
12
50°
37°
13
57°
32°
14
58°
29°
15
44°
27°
16
45°
28°
17
43°
29°
18
44°
36°
19
51°
37°
20
54°
38°
21
54°
37°
22
55°
36°
23
53°
37°
24
55°
38°
25
57°
31°
26
58°
27°
27
45°
27°
28
44°
31°
29
46°
34°
30
52°
36°
31
52°
38°
1
54°
39°
2
55°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Summerfield
Summerfield's December 2026 forecast shows daily high temperatures ranging from 43° to 58°, with overnight lows between 27° and 39°. The average high for December is 49° with an average low of 33°. 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 Summerfield. See also: January | February | March.