S
M
T
W
T
F
S
29
60°
49°
30
67°
49°
1
66°
48°
2
67°
46°
3
56°
41°
4
57°
40°
5
63°
48°
6
65°
43°
7
55°
41°
8
53°
41°
9
54°
43°
10
53°
37°
11
53°
34°
12
54°
34°
13
57°
35°
14
56°
35°
15
56°
45°
16
57°
41°
17
62°
46°
18
64°
38°
19
61°
32°
20
53°
30°
21
51°
30°
22
51°
34°
23
52°
34°
24
53°
32°
25
51°
30°
26
51°
32°
27
52°
31°
28
53°
31°
29
54°
39°
30
58°
36°
31
63°
31°
1
53°
28°
2
50°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Troy
Troy's December 2026 forecast shows daily high temperatures ranging from 50° to 67°, with overnight lows between 28° and 49°. The average high for December is 57° with an average low of 37°. 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 Troy. See also: January | February | March.