S
M
T
W
T
F
S
30
91°
67°
31
88°
66°
1
90°
66°
2
91°
68°
3
91°
68°
4
90°
67°
5
91°
64°
6
88°
57°
7
80°
57°
8
82°
61°
9
83°
64°
10
86°
63°
11
81°
57°
12
79°
60°
13
78°
61°
14
77°
62°
15
86°
52°
16
85°
52°
17
74°
53°
18
73°
52°
19
75°
51°
20
73°
50°
21
73°
51°
22
74°
50°
23
75°
50°
24
75°
53°
25
76°
58°
26
79°
57°
27
79°
58°
28
78°
56°
29
80°
48°
30
76°
48°
1
73°
50°
2
72°
46°
3
70°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Iantha
Iantha's September 2026 forecast shows daily high temperatures ranging from 70° to 91°, with overnight lows between 46° and 68°. The average high for September is 80° with an average low of 57°. 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 Iantha. See also: October | November | December.