S
M
T
W
T
F
S
29
62°
40°
30
64°
31°
1
49°
27°
2
47°
26°
3
51°
35°
4
55°
36°
5
50°
33°
6
48°
29°
7
48°
24°
8
45°
23°
9
45°
23°
10
46°
27°
11
50°
27°
12
55°
32°
13
51°
33°
14
50°
26°
15
48°
25°
16
46°
28°
17
45°
25°
18
44°
22°
19
45°
20°
20
44°
22°
21
47°
25°
22
50°
24°
23
45°
22°
24
43°
20°
25
42°
23°
26
43°
28°
27
45°
25°
28
46°
23°
29
44°
22°
30
44°
23°
31
45°
20°
1
43°
21°
2
44°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Graham
Graham's December 2026 forecast shows daily high temperatures ranging from 42° to 64°, with overnight lows between 20° and 40°. The average high for December is 48° 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 Graham. See also: January | February | March.