S
M
T
W
T
F
S
29
54°
36°
30
56°
36°
1
54°
38°
2
55°
35°
3
48°
30°
4
47°
28°
5
54°
35°
6
55°
34°
7
43°
31°
8
40°
23°
9
40°
22°
10
39°
24°
11
38°
30°
12
39°
28°
13
40°
27°
14
38°
18°
15
38°
23°
16
41°
28°
17
40°
31°
18
43°
27°
19
47°
20°
20
41°
18°
21
38°
18°
22
35°
18°
23
36°
25°
24
38°
23°
25
38°
20°
26
36°
16°
27
34°
16°
28
34°
12°
29
35°
15°
30
36°
26°
31
41°
21°
1
43°
15°
2
35°
12°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in West Union
West Union's December 2026 forecast shows daily high temperatures ranging from 34° to 56°, with overnight lows between 12° and 38°. The average high for December is 42° 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 West Union. See also: January | February | March.
