S
M
T
W
T
F
S
31
84°
64°
1
80°
65°
2
82°
60°
3
82°
63°
4
89°
67°
5
91°
68°
6
87°
71°
7
81°
65°
8
80°
64°
9
80°
60°
10
83°
58°
11
85°
60°
12
87°
63°
13
85°
65°
14
86°
61°
15
87°
65°
16
87°
64°
17
89°
66°
18
88°
67°
19
91°
67°
20
90°
67°
21
87°
66°
22
87°
66°
23
89°
65°
24
90°
67°
25
84°
71°
26
83°
70°
27
85°
69°
28
86°
65°
29
79°
67°
30
81°
68°
1
84°
64°
2
77°
62°
3
76°
58°
4
78°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Smyrna
Smyrna's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Smyrna. See also: October | November | December.