S
M
T
W
T
F
S
29
52°
35°
30
56°
34°
1
54°
36°
2
55°
34°
3
55°
30°
4
47°
25°
5
54°
32°
6
55°
32°
7
46°
29°
8
42°
23°
9
41°
21°
10
40°
23°
11
39°
27°
12
40°
26°
13
40°
25°
14
38°
16°
15
39°
21°
16
41°
25°
17
40°
28°
18
39°
27°
19
46°
20°
20
43°
15°
21
39°
15°
22
35°
16°
23
36°
21°
24
37°
21°
25
41°
20°
26
37°
16°
27
36°
13°
28
35°
10°
29
33°
11°
30
36°
27°
31
43°
20°
1
47°
14°
2
35°
11°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mathias
Mathias's December 2026 forecast shows daily high temperatures ranging from 33° to 56°, with overnight lows between 10° and 36°. The average high for December is 43° with an average low of 23°. 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 Mathias. See also: January | February | March.