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