S
M
T
W
T
F
S
30
95°
87°
31
91°
83°
1
84°
79°
2
97°
79°
3
95°
81°
4
95°
81°
5
91°
79°
6
90°
79°
7
88°
79°
8
90°
79°
9
N/A
10
85°
74°
11
84°
75°
12
80°
74°
13
83°
75°
14
88°
74°
15
89°
75°
16
90°
76°
17
94°
74°
18
92°
72°
19
91°
76°
20
89°
75°
21
92°
76°
22
91°
73°
23
87°
69°
24
88°
70°
25
90°
69°
26
88°
69°
27
88°
71°
28
89°
72°
29
88°
72°
30
87°
71°
1
87°
71°
2
88°
70°
3
88°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Tra Mi
Tra Mi's September 2026 forecast shows daily high temperatures ranging from 80° to 94°, with overnight lows between 69° and 76°. The average high for September is 88° with an average low of 73°. 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 Tra Mi. See also: October | November | December.