S
M
T
W
T
F
S
30
72°
58°
31
73°
56°
1
71°
51°
2
66°
49°
3
65°
49°
4
65°
50°
5
66°
48°
6
70°
57°
7
73°
56°
8
72°
56°
9
71°
55°
10
72°
56°
11
71°
55°
12
73°
56°
13
74°
57°
14
74°
45°
15
62°
47°
16
61°
45°
17
63°
48°
18
65°
45°
19
62°
46°
20
61°
45°
21
69°
50°
22
70°
51°
23
70°
42°
24
64°
40°
25
62°
41°
26
65°
48°
27
67°
50°
28
67°
46°
29
63°
39°
30
57°
39°
1
57°
44°
2
62°
43°
3
65°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Burlington Flats
Burlington Flats's September 2026 forecast shows daily high temperatures ranging from 57° to 74°, with overnight lows between 39° and 58°. The average high for September is 67° 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 Burlington Flats. See also: October | November | December.