S
M
T
W
T
F
S
30
65°
42°
31
61°
40°
1
58°
42°
2
59°
45°
3
60°
46°
4
64°
48°
5
64°
48°
6
65°
47°
7
65°
48°
8
64°
46°
9
64°
42°
10
62°
37°
11
60°
36°
12
53°
37°
13
53°
37°
14
52°
35°
15
51°
34°
16
51°
34°
17
52°
39°
18
55°
38°
19
53°
36°
20
51°
35°
21
50°
41°
22
56°
39°
23
52°
36°
24
49°
35°
25
48°
33°
26
48°
32°
27
47°
33°
28
48°
39°
29
53°
40°
30
54°
40°
1
54°
39°
2
53°
36°
3
52°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rigolet
Rigolet's September 2026 forecast shows daily high temperatures ranging from 47° to 65°, with overnight lows between 32° and 48°. The average high for September is 56° with an average low of 39°. 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 Rigolet. See also: October | November | December.