S
M
T
W
T
F
S
30
91°
72°
31
93°
72°
1
92°
72°
2
93°
73°
3
90°
72°
4
92°
73°
5
94°
74°
6
95°
74°
7
94°
76°
8
94°
74°
9
93°
74°
10
93°
75°
11
92°
75°
12
92°
74°
13
93°
74°
14
92°
74°
15
96°
75°
16
95°
76°
17
94°
76°
18
94°
76°
19
92°
76°
20
91°
75°
21
92°
76°
22
92°
75°
23
91°
76°
24
90°
75°
25
91°
74°
26
91°
73°
27
90°
72°
28
91°
75°
29
89°
75°
30
88°
74°
1
88°
75°
2
89°
73°
3
91°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Coimbatore
Coimbatore's September 2026 forecast shows daily high temperatures ranging from 88° to 96°, with overnight lows between 72° and 76°. The average high for September is 92° with an average low of 75°. 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 Coimbatore. See also: October | November | December.