S
M
T
W
T
F
S
29
50°
37°
30
52°
37°
1
50°
38°
2
51°
35°
3
45°
32°
4
43°
29°
5
48°
35°
6
50°
34°
7
41°
30°
8
37°
24°
9
36°
23°
10
36°
25°
11
37°
31°
12
37°
29°
13
39°
28°
14
35°
18°
15
35°
24°
16
36°
28°
17
40°
31°
18
41°
27°
19
43°
21°
20
38°
19°
21
35°
17°
22
33°
21°
23
32°
25°
24
35°
24°
25
36°
22°
26
34°
16°
27
32°
17°
28
31°
11°
29
31°
13°
30
32°
25°
31
37°
21°
1
39°
15°
2
31°
12°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Wellsburg
Wellsburg's December 2026 forecast shows daily high temperatures ranging from 31° to 52°, with overnight lows between 11° and 38°. The average high for December is 39° with an average low of 25°. 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 Wellsburg. See also: January | February | March.
