S
M
T
W
T
F
S
29
47°
35°
30
50°
36°
1
51°
32°
2
51°
25°
3
52°
22°
4
43°
24°
5
44°
27°
6
50°
29°
7
53°
34°
8
55°
36°
9
40°
23°
10
57°
38°
11
58°
33°
12
Hist. Avg.
51°
28°
13
Hist. Avg.
51°
28°
14
Hist. Avg.
50°
28°
15
Hist. Avg.
50°
27°
16
Hist. Avg.
50°
27°
17
Hist. Avg.
50°
27°
18
Hist. Avg.
50°
27°
19
Hist. Avg.
49°
27°
20
Hist. Avg.
49°
26°
21
Hist. Avg.
49°
26°
22
Hist. Avg.
49°
26°
23
Hist. Avg.
49°
26°
24
Hist. Avg.
49°
26°
25
Hist. Avg.
48°
26°
26
Hist. Avg.
48°
26°
27
Hist. Avg.
48°
26°
28
Hist. Avg.
48°
26°
29
Hist. Avg.
48°
26°
30
Hist. Avg.
48°
26°
31
Hist. Avg.
48°
25°
1
Hist. Avg.
48°
25°
2
Hist. Avg.
48°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Glencoe
Glencoe's December 2026 forecast shows daily high temperatures ranging from 40° to 58°, with overnight lows between 22° and 38°. The average high for December is 50° with an average low of 30°. 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 Glencoe. See also: January | February | March.
