S
M
T
W
T
F
S
30
76°
46°
31
75°
50°
1
74°
47°
2
75°
46°
3
75°
48°
4
76°
48°
5
74°
49°
6
73°
44°
7
75°
46°
8
82°
49°
9
83°
52°
10
83°
53°
11
82°
52°
12
83°
53°
13
83°
52°
14
81°
43°
15
76°
47°
16
76°
51°
17
81°
52°
18
82°
50°
19
81°
49°
20
81°
51°
21
79°
52°
22
80°
51°
23
80°
49°
24
79°
50°
25
78°
51°
26
79°
51°
27
79°
50°
28
72°
48°
29
70°
49°
30
72°
48°
1
70°
46°
2
66°
42°
3
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Drain
Drain's September 2026 forecast shows daily high temperatures ranging from 65° to 83°, with overnight lows between 42° and 53°. The average high for September is 77° with an average low of 49°. 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 Drain. See also: October | November | December.