S
M
T
W
T
F
S
29
49°
37°
30
51°
40°
1
51°
40°
2
49°
39°
3
49°
39°
4
48°
38°
5
50°
37°
6
58°
38°
7
57°
35°
8
58°
34°
9
52°
32°
10
51°
37°
11
59°
22°
12
56°
19°
13
40°
21°
14
44°
25°
15
49°
26°
16
50°
33°
17
55°
31°
18
54°
34°
19
58°
34°
20
56°
29°
21
58°
35°
22
56°
34°
23
60°
20°
24
56°
18°
25
41°
21°
26
44°
26°
27
52°
35°
28
56°
35°
29
60°
38°
30
59°
38°
31
60°
33°
1
62°
26°
2
60°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Chickasha
Chickasha's December 2026 forecast shows daily high temperatures ranging from 40° to 62°, with overnight lows between 18° and 40°. The average high for December is 53° with an average low of 31°. 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 Chickasha. See also: January | February | March.