S
M
T
W
T
F
S
29
47°
31°
30
46°
31°
1
48°
39°
2
52°
39°
3
51°
37°
4
51°
35°
5
53°
32°
6
53°
31°
7
50°
32°
8
50°
37°
9
53°
35°
10
51°
31°
11
50°
30°
12
50°
32°
13
52°
38°
14
47°
37°
15
55°
36°
16
50°
38°
17
51°
35°
18
51°
37°
19
52°
36°
20
51°
37°
21
48°
39°
22
52°
37°
23
51°
36°
24
48°
32°
25
51°
28°
26
49°
29°
27
44°
29°
28
43°
32°
29
44°
29°
30
44°
39°
31
50°
38°
1
52°
32°
2
51°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Grays River
Grays River's December 2026 forecast shows daily high temperatures ranging from 43° to 55°, with overnight lows between 28° and 39°. The average high for December is 50° with an average low of 34°. 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 Grays River. See also: January | February | March.