S
M
T
W
T
F
S
30
65°
39°
31
69°
40°
1
73°
43°
2
64°
42°
3
58°
35°
4
56°
37°
5
57°
37°
6
58°
38°
7
61°
38°
8
65°
41°
9
53°
39°
10
57°
34°
11
55°
33°
12
55°
34°
13
56°
33°
14
54°
33°
15
56°
34°
16
55°
36°
17
55°
35°
18
53°
33°
19
51°
31°
20
51°
29°
21
52°
29°
22
53°
31°
23
52°
31°
24
55°
30°
25
59°
33°
26
58°
38°
27
52°
32°
28
49°
31°
29
48°
30°
30
48°
29°
1
49°
29°
2
48°
28°
3
47°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Canmore
Canmore's September 2026 forecast shows daily high temperatures ranging from 47° to 73°, with overnight lows between 28° and 43°. The average high for September is 56° with an average low of 34°. 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 Canmore. See also: October | November | December.
