S
M
T
W
T
F
S
29
41°
27°
30
41°
26°
1
40°
27°
2
39°
21°
3
38°
22°
4
36°
29°
5
40°
29°
6
43°
30°
7
44°
27°
8
43°
26°
9
42°
26°
10
40°
24°
11
43°
24°
12
40°
21°
13
41°
17°
14
41°
26°
15
43°
26°
16
Hist. Avg.
36°
18°
17
Hist. Avg.
36°
17°
18
Hist. Avg.
36°
17°
19
Hist. Avg.
36°
17°
20
Hist. Avg.
36°
17°
21
Hist. Avg.
36°
17°
22
Hist. Avg.
36°
17°
23
Hist. Avg.
36°
17°
24
Hist. Avg.
36°
17°
25
Hist. Avg.
36°
17°
26
Hist. Avg.
36°
17°
27
Hist. Avg.
36°
17°
28
Hist. Avg.
36°
17°
29
Hist. Avg.
37°
17°
30
Hist. Avg.
37°
17°
31
Hist. Avg.
37°
17°
1
Hist. Avg.
37°
17°
2
Hist. Avg.
37°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Cody
Cody's December 2026 forecast shows daily high temperatures ranging from 36° to 44°, with overnight lows between 17° and 30°. The average high for December is 41° with an average low of 25°. 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 Cody. See also: January | February | March.