S
M
T
W
T
F
S
29
37°
27°
30
36°
26°
1
34°
22°
2
34°
21°
3
35°
25°
4
37°
23°
5
37°
25°
6
41°
28°
7
35°
32°
8
34°
32°
9
35°
26°
10
32°
25°
11
44°
26°
12
43°
28°
13
35°
28°
14
36°
25°
15
37°
17°
16
33°
26°
17
32°
26°
18
35°
23°
19
36°
27°
20
36°
29°
21
37°
30°
22
39°
30°
23
40°
31°
24
42°
31°
25
44°
22°
26
43°
23°
27
35°
19°
28
31°
23°
29
31°
27°
30
40°
27°
31
39°
29°
1
41°
31°
2
43°
26°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Cicero
Cicero's December 2026 forecast shows daily high temperatures ranging from 31° to 44°, with overnight lows between 17° and 32°. The average high for December is 37° with an average low of 26°. 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 Cicero. See also: January | February | March.
