S
M
T
W
T
F
S
30
75°
50°
31
73°
51°
1
79°
46°
2
75°
52°
3
66°
45°
4
64°
44°
5
54°
44°
6
64°
49°
7
66°
47°
8
65°
43°
9
66°
49°
10
69°
42°
11
64°
40°
12
58°
41°
13
63°
48°
14
70°
49°
15
66°
39°
16
70°
46°
17
59°
46°
18
66°
41°
19
56°
38°
20
61°
40°
21
56°
38°
22
56°
42°
23
61°
36°
24
54°
34°
25
53°
32°
26
54°
42°
27
61°
40°
28
66°
41°
29
64°
40°
30
65°
41°
1
60°
40°
2
65°
40°
3
64°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Airdrie
Airdrie's September 2026 forecast shows daily high temperatures ranging from 53° to 75°, with overnight lows between 32° and 52°. The average high for September is 63° with an average low of 42°. 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 Airdrie. See also: October | November | December.