S
M
T
W
T
F
S
29
30°
6°
30
29°
2°
1
26°
3°
2
28°
4°
3
33°
4°
4
28°
3°
5
26°
1°
6
26°
0°
7
25°
-1°
8
25°
1°
9
31°
2°
10
34°
1°
11
36°
3°
12
35°
10°
13
36°
5°
14
28°
4°
15
29°
8°
16
28°
5°
17
26°
-3°
18
25°
0°
19
26°
1°
20
25°
5°
21
28°
6°
22
27°
-3°
23
26°
5°
24
27°
-1°
25
27°
0°
26
28°
10°
27
34°
8°
28
30°
-1°
29
26°
2°
30
26°
-4°
31
24°
-2°
1
25°
0°
2
33°
7°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Cimarron
Cimarron's December 2026 forecast shows daily high temperatures ranging from 24° to 36°, with overnight lows between -4° and 10°. The average high for December is 28° with an average low of 3°. 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 Cimarron. See also: January | February | March.