S
M
T
W
T
F
S
29
51°
30°
30
47°
25°
1
40°
21°
2
34°
15°
3
40°
28°
4
42°
26°
5
39°
27°
6
36°
20°
7
33°
16°
8
31°
17°
9
37°
19°
10
40°
26°
11
41°
26°
12
45°
24°
13
42°
26°
14
37°
25°
15
39°
21°
16
40°
22°
17
38°
18°
18
34°
14°
19
35°
10°
20
30°
8°
21
27°
22°
22
36°
17°
23
37°
16°
24
36°
8°
25
32°
14°
26
29°
22°
27
36°
19°
28
37°
16°
29
33°
10°
30
32°
15°
31
30°
5°
1
32°
1°
2
25°
7°
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 25° to 51°, with overnight lows between 1° and 30°. The average high for December is 36° with an average low of 18°. 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.