S
M
T
W
T
F
S
29
45°
34°
30
45°
39°
1
46°
37°
2
44°
37°
3
44°
39°
4
45°
36°
5
44°
32°
6
44°
32°
7
45°
34°
8
43°
34°
9
43°
33°
10
45°
32°
11
44°
34°
12
43°
34°
13
44°
36°
14
43°
37°
15
44°
33°
16
45°
32°
17
43°
32°
18
43°
34°
19
44°
34°
20
44°
32°
21
43°
32°
22
43°
33°
23
44°
34°
24
43°
35°
25
43°
35°
26
44°
34°
27
45°
36°
28
41°
39°
29
46°
40°
30
47°
37°
31
48°
37°
1
Hist. Avg.
43°
36°
2
Hist. Avg.
43°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mansfield
Mansfield's December 2026 forecast shows daily high temperatures ranging from 41° to 48°, with overnight lows between 32° and 40°. The average high for December is 44° with an average low of 35°. 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 Mansfield. See also: January | February | March.
