S
M
T
W
T
F
S
29
70°
46°
30
67°
47°
1
69°
42°
2
56°
35°
3
55°
33°
4
56°
36°
5
63°
41°
6
57°
35°
7
54°
36°
8
53°
32°
9
52°
34°
10
51°
32°
11
53°
32°
12
55°
34°
13
61°
36°
14
56°
37°
15
57°
42°
16
59°
38°
17
58°
37°
18
62°
35°
19
55°
31°
20
53°
31°
21
53°
32°
22
55°
33°
23
54°
34°
24
51°
31°
25
52°
31°
26
52°
32°
27
53°
30°
28
54°
31°
29
54°
35°
30
53°
33°
31
53°
31°
1
52°
29°
2
51°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Utica
Utica's December 2026 forecast shows daily high temperatures ranging from 51° to 70°, with overnight lows between 29° and 47°. The average high for December is 56° with an average low of 35°. 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 Utica. See also: January | February | March.