S
M
T
W
T
F
S
30
63°
55°
31
66°
52°
1
64°
54°
2
63°
54°
3
66°
57°
4
64°
55°
5
N/A
6
68°
53°
7
62°
50°
8
60°
45°
9
63°
46°
10
62°
52°
11
64°
46°
12
62°
47°
13
61°
49°
14
63°
50°
15
62°
48°
16
61°
49°
17
62°
45°
18
62°
50°
19
60°
50°
20
62°
51°
21
63°
51°
22
63°
50°
23
62°
49°
24
63°
46°
25
60°
44°
26
59°
43°
27
60°
48°
28
61°
48°
29
60°
47°
30
61°
45°
1
59°
49°
2
61°
48°
3
60°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Airth
Airth's September 2026 forecast shows daily high temperatures ranging from 59° to 68°, with overnight lows between 43° and 53°. The average high for September is 62° with an average low of 48°. 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 Airth. See also: October | November | December.