S
M
T
W
T
F
S
30
67°
50°
31
70°
51°
1
69°
54°
2
69°
54°
3
68°
55°
4
70°
55°
5
70°
54°
6
69°
55°
7
70°
55°
8
70°
54°
9
69°
50°
10
68°
48°
11
63°
48°
12
65°
51°
13
67°
53°
14
67°
54°
15
66°
52°
16
67°
52°
17
67°
51°
18
66°
52°
19
67°
51°
20
63°
48°
21
64°
47°
22
64°
51°
23
61°
51°
24
63°
48°
25
62°
50°
26
63°
51°
27
64°
50°
28
64°
50°
29
63°
49°
30
64°
48°
1
63°
50°
2
63°
51°
3
62°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Fillingham
Fillingham's September 2026 forecast shows daily high temperatures ranging from 61° to 70°, with overnight lows between 47° and 55°. The average high for September is 66° 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 Fillingham. See also: October | November | December.