S
M
T
W
T
F
S
29
49°
37°
30
51°
36°
1
49°
32°
2
40°
31°
3
41°
30°
4
48°
33°
5
48°
34°
6
38°
27°
7
35°
23°
8
33°
21°
9
33°
24°
10
39°
27°
11
41°
29°
12
43°
28°
13
40°
27°
14
34°
22°
15
37°
24°
16
38°
28°
17
40°
26°
18
36°
20°
19
34°
17°
20
32°
15°
21
30°
16°
22
30°
22°
23
35°
24°
24
34°
23°
25
33°
14°
26
33°
12°
27
30°
13°
28
29°
13°
29
29°
19°
30
30°
19°
31
30°
13°
1
33°
9°
2
28°
8°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Cisco
Cisco's December 2026 forecast shows daily high temperatures ranging from 28° to 51°, with overnight lows between 8° and 37°. The average high for December is 37° with an average low of 23°. 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 Cisco. See also: January | February | March.
