S
M
T
W
T
F
S
29
55°
37°
30
58°
42°
1
57°
39°
2
53°
35°
3
55°
42°
4
61°
45°
5
60°
44°
6
62°
42°
7
49°
42°
8
52°
37°
9
47°
29°
10
45°
29°
11
45°
30°
12
46°
28°
13
45°
29°
14
46°
35°
15
56°
44°
16
59°
42°
17
58°
39°
18
50°
38°
19
57°
39°
20
56°
38°
21
46°
27°
22
44°
31°
23
47°
37°
24
50°
29°
25
46°
21°
26
42°
22°
27
39°
32°
28
44°
34°
29
50°
35°
30
57°
25°
31
56°
26°
1
43°
33°
2
49°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Weldon
Weldon's December 2026 forecast shows daily high temperatures ranging from 39° to 62°, with overnight lows between 21° and 45°. The average high for December is 51° with an average low of 34°. 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 Weldon. See also: January | February | March.