S
M
T
W
T
F
S
29
56°
34°
30
61°
26°
1
60°
21°
2
49°
21°
3
48°
20°
4
47°
24°
5
49°
28°
6
55°
32°
7
57°
30°
8
57°
23°
9
46°
24°
10
59°
28°
11
58°
21°
12
Hist. Avg.
52°
26°
13
Hist. Avg.
52°
26°
14
Hist. Avg.
52°
26°
15
Hist. Avg.
52°
25°
16
Hist. Avg.
51°
25°
17
Hist. Avg.
51°
25°
18
Hist. Avg.
51°
25°
19
Hist. Avg.
51°
25°
20
Hist. Avg.
51°
25°
21
Hist. Avg.
51°
25°
22
Hist. Avg.
51°
25°
23
Hist. Avg.
51°
25°
24
Hist. Avg.
51°
25°
25
Hist. Avg.
50°
25°
26
Hist. Avg.
50°
25°
27
Hist. Avg.
50°
25°
28
Hist. Avg.
50°
25°
29
Hist. Avg.
51°
25°
30
Hist. Avg.
51°
24°
31
Hist. Avg.
51°
24°
1
Hist. Avg.
51°
24°
2
Hist. Avg.
51°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Amarillo
Amarillo's December 2026 forecast shows daily high temperatures ranging from 46° to 61°, with overnight lows between 20° and 34°. The average high for December is 54° with an average low of 26°. 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 Amarillo. See also: January | February | March.
