S
M
T
W
T
F
S
29
40°
28°
30
41°
29°
1
42°
30°
2
41°
29°
3
41°
28°
4
31°
21°
5
33°
16°
6
32°
13°
7
26°
12°
8
24°
16°
9
28°
17°
10
27°
14°
11
29°
13°
12
29°
12°
13
26°
19°
14
28°
21°
15
30°
21°
16
32°
18°
17
32°
16°
18
31°
14°
19
28°
14°
20
25°
13°
21
28°
16°
22
30°
20°
23
32°
20°
24
32°
19°
25
31°
19°
26
33°
18°
27
32°
15°
28
28°
12°
29
26°
11°
30
24°
15°
31
26°
11°
1
26°
11°
2
27°
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 24° to 42°, with overnight lows between 11° and 30°. The average high for December is 31° 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 Combined Locks. See also: January | February | March.
