S
M
T
W
T
F
S
30
89°
62°
31
88°
64°
1
88°
66°
2
87°
65°
3
88°
63°
4
85°
60°
5
85°
61°
6
87°
64°
7
88°
64°
8
87°
63°
9
86°
63°
10
87°
62°
11
87°
64°
12
86°
64°
13
86°
62°
14
85°
61°
15
83°
60°
16
85°
59°
17
85°
61°
18
84°
59°
19
84°
60°
20
83°
61°
21
82°
60°
22
84°
61°
23
84°
60°
24
82°
59°
25
82°
54°
26
78°
54°
27
Hist. Avg.
82°
60°
28
Hist. Avg.
82°
60°
29
Hist. Avg.
82°
60°
30
Hist. Avg.
81°
59°
1
Hist. Avg.
81°
59°
2
Hist. Avg.
81°
58°
3
Hist. Avg.
80°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Swagg
Swagg's September 2026 forecast shows daily high temperatures ranging from 78° to 89°, with overnight lows between 54° and 66°. The average high for September is 85° with an average low of 61°. 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 Swagg. See also: October | November | December.