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