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