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