S
M
T
W
T
F
S
29
36°
28°
30
37°
27°
1
37°
28°
2
38°
23°
3
38°
22°
4
33°
30°
5
36°
32°
6
40°
37°
7
46°
31°
8
48°
28°
9
47°
26°
10
36°
24°
11
34°
22°
12
34°
23°
13
33°
27°
14
36°
26°
15
33°
22°
16
33°
24°
17
34°
27°
18
35°
28°
19
36°
30°
20
39°
29°
21
45°
24°
22
43°
26°
23
35°
30°
24
41°
28°
25
43°
27°
26
39°
27°
27
35°
16°
28
36°
15°
29
27°
13°
30
28°
10°
31
30°
11°
1
22°
14°
2
30°
22°
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 22° to 48°, with overnight lows between 10° and 37°. The average high for December is 36° with an average low of 24°. 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.