S
M
T
W
T
F
S
30
66°
51°
31
65°
50°
1
67°
52°
2
68°
55°
3
69°
56°
4
68°
50°
5
66°
49°
6
64°
51°
7
66°
52°
8
69°
50°
9
69°
55°
10
68°
55°
11
69°
54°
12
69°
50°
13
65°
47°
14
64°
52°
15
63°
53°
16
64°
55°
17
64°
54°
18
68°
54°
19
67°
53°
20
66°
54°
21
68°
51°
22
67°
48°
23
62°
47°
24
61°
47°
25
63°
48°
26
62°
50°
27
63°
49°
28
61°
53°
29
64°
54°
30
64°
52°
1
65°
53°
2
66°
52°
3
60°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Findon
Findon's September 2026 forecast shows daily high temperatures ranging from 60° to 69°, with overnight lows between 45° and 56°. The average high for September is 65° with an average low of 51°. 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 Findon. See also: October | November | December.