S
M
T
W
T
F
S
30
91°
68°
31
91°
68°
1
90°
67°
2
91°
68°
3
91°
68°
4
90°
67°
5
90°
67°
6
89°
68°
7
89°
66°
8
88°
65°
9
86°
65°
10
86°
64°
11
87°
67°
12
89°
66°
13
88°
63°
14
75°
59°
15
74°
63°
16
81°
62°
17
87°
56°
18
87°
61°
19
84°
56°
20
86°
49°
21
73°
48°
22
69°
50°
23
68°
53°
24
71°
57°
25
78°
57°
26
79°
59°
27
82°
58°
28
83°
58°
29
83°
49°
30
81°
43°
1
69°
43°
2
68°
46°
3
69°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dwight
Dwight's September 2026 forecast shows daily high temperatures ranging from 68° to 91°, with overnight lows between 43° and 68°. The average high for September is 82° with an average low of 59°. 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 Dwight. See also: October | November | December.