S
M
T
W
T
F
S
30
68°
59°
31
69°
54°
1
70°
53°
2
67°
57°
3
67°
53°
4
72°
51°
5
67°
53°
6
68°
55°
7
70°
57°
8
71°
58°
9
72°
56°
10
70°
55°
11
69°
57°
12
71°
56°
13
70°
56°
14
71°
57°
15
71°
55°
16
70°
54°
17
68°
56°
18
68°
56°
19
70°
50°
20
67°
49°
21
65°
51°
22
67°
50°
23
65°
54°
24
67°
55°
25
67°
56°
26
69°
55°
27
68°
55°
28
67°
54°
29
65°
52°
30
61°
48°
1
61°
47°
2
62°
46°
3
61°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Broadstairs
Broadstairs's September 2026 forecast shows daily high temperatures ranging from 61° to 72°, with overnight lows between 46° and 59°. The average high for September is 68° with an average low of 54°. 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 Broadstairs. See also: October | November | December.