S
M
T
W
T
F
S
31
79°
58°
1
64°
51°
2
61°
46°
3
69°
45°
4
61°
42°
5
64°
33°
6
73°
37°
7
73°
42°
8
71°
48°
9
80°
44°
10
77°
57°
11
78°
52°
12
79°
52°
13
80°
50°
14
63°
58°
15
72°
56°
16
62°
46°
17
70°
45°
18
70°
50°
19
71°
47°
20
78°
46°
21
78°
50°
22
67°
47°
23
71°
44°
24
58°
40°
25
63°
32°
26
59°
43°
27
62°
43°
28
62°
43°
29
69°
44°
30
68°
53°
1
56°
47°
2
58°
40°
3
66°
38°
4
52°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cold Lake 149c
Cold Lake 149c's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Cold Lake 149c. See also: October | November | December.