S
M
T
W
T
F
S
29
58°
36°
30
61°
43°
1
63°
32°
2
63°
29°
3
53°
31°
4
55°
22°
5
48°
23°
6
45°
23°
7
47°
29°
8
46°
25°
9
45°
21°
10
43°
22°
11
45°
27°
12
46°
28°
13
53°
22°
14
51°
22°
15
44°
29°
16
50°
34°
17
48°
35°
18
52°
37°
19
57°
35°
20
59°
37°
21
57°
36°
22
57°
34°
23
58°
29°
24
56°
24°
25
51°
27°
26
51°
34°
27
54°
38°
28
57°
34°
29
59°
32°
30
56°
26°
31
56°
19°
1
44°
23°
2
43°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Afton
Afton's December 2026 forecast shows daily high temperatures ranging from 43° to 63°, with overnight lows between 19° and 43°. The average high for December is 52° with an average low of 29°. 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 Afton. See also: January | February | March.