S
M
T
W
T
F
S
29
66°
43°
30
64°
37°
1
64°
34°
2
65°
36°
3
64°
36°
4
63°
34°
5
63°
36°
6
65°
36°
7
70°
42°
8
70°
42°
9
69°
37°
10
61°
38°
11
61°
29°
12
60°
30°
13
62°
33°
14
66°
32°
15
68°
35°
16
70°
36°
17
68°
39°
18
65°
37°
19
64°
43°
20
64°
39°
21
69°
39°
22
67°
29°
23
62°
27°
24
57°
29°
25
59°
32°
26
65°
43°
27
69°
35°
28
63°
41°
29
67°
42°
30
65°
34°
31
60°
30°
1
59°
30°
2
60°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Coolidge
Coolidge's December 2026 forecast shows daily high temperatures ranging from 57° to 70°, with overnight lows between 27° and 43°. The average high for December is 64° with an average low of 36°. 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 Coolidge. See also: January | February | March.