S
M
T
W
T
F
S
30
95°
59°
31
99°
63°
1
101°
67°
2
102°
69°
3
102°
69°
4
100°
74°
5
101°
72°
6
94°
64°
7
92°
62°
8
95°
73°
9
98°
74°
10
95°
67°
11
90°
64°
12
91°
65°
13
86°
61°
14
86°
61°
15
85°
62°
16
88°
61°
17
80°
57°
18
80°
62°
19
76°
62°
20
79°
61°
21
82°
62°
22
82°
61°
23
81°
59°
24
80°
60°
25
79°
61°
26
78°
56°
27
71°
50°
28
70°
48°
29
69°
48°
30
71°
50°
1
70°
52°
2
71°
56°
3
68°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sesser
Sesser's September 2026 forecast shows daily high temperatures ranging from 68° to 101°, with overnight lows between 48° and 74°. The average high for September is 83° 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 Sesser. See also: October | November | December.