S
M
T
W
T
F
S
30
74°
54°
31
79°
54°
1
80°
50°
2
73°
49°
3
72°
51°
4
76°
57°
5
78°
58°
6
80°
52°
7
74°
52°
8
73°
55°
9
72°
57°
10
72°
56°
11
73°
54°
12
75°
55°
13
74°
54°
14
69°
48°
15
68°
47°
16
68°
45°
17
69°
52°
18
68°
53°
19
72°
55°
20
75°
54°
21
73°
49°
22
68°
44°
23
66°
50°
24
65°
49°
25
69°
44°
26
64°
43°
27
Hist. Avg.
67°
47°
28
Hist. Avg.
67°
46°
29
Hist. Avg.
66°
46°
30
Hist. Avg.
66°
46°
1
Hist. Avg.
65°
46°
2
Hist. Avg.
65°
45°
3
Hist. Avg.
64°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Utica
Utica's September 2026 forecast shows daily high temperatures ranging from 64° to 80°, with overnight lows between 43° and 58°. The average high for September is 72° with an average low of 51°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Utica. See also: October | November | December.