S
M
T
W
T
F
S
30
90°
66°
31
89°
66°
1
84°
65°
2
83°
61°
3
80°
58°
4
80°
60°
5
81°
65°
6
86°
63°
7
87°
64°
8
84°
63°
9
85°
63°
10
86°
58°
11
79°
56°
12
78°
55°
13
78°
56°
14
80°
62°
15
83°
62°
16
80°
61°
17
83°
60°
18
77°
54°
19
75°
51°
20
74°
53°
21
74°
54°
22
76°
58°
23
79°
59°
24
80°
60°
25
81°
52°
26
80°
50°
27
74°
52°
28
72°
49°
29
72°
48°
30
72°
56°
1
74°
57°
2
Hist. Avg.
73°
50°
3
Hist. Avg.
73°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ina
Ina's September 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 48° and 66°. The average high for September is 80° with an average low of 58°. 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 Ina. See also: October | November | December.