S
M
T
W
T
F
S
29
66°
47°
30
64°
48°
1
66°
44°
2
52°
36°
3
51°
33°
4
54°
38°
5
60°
42°
6
52°
35°
7
50°
34°
8
48°
31°
9
48°
33°
10
47°
30°
11
48°
31°
12
50°
34°
13
55°
34°
14
51°
34°
15
51°
40°
16
53°
38°
17
52°
34°
18
56°
32°
19
49°
29°
20
47°
29°
21
47°
30°
22
49°
31°
23
49°
32°
24
46°
29°
25
46°
28°
26
47°
29°
27
47°
28°
28
48°
29°
29
48°
33°
30
49°
30°
31
47°
28°
1
45°
26°
2
45°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Arcola
Arcola's December 2026 forecast shows daily high temperatures ranging from 45° to 66°, with overnight lows between 26° and 48°. The average high for December is 51° with an average low of 33°. 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 Arcola. See also: January | February | March.
