S
M
T
W
T
F
S
30
64°
53°
31
61°
52°
1
54°
51°
2
63°
50°
3
76°
52°
4
77°
52°
5
78°
53°
6
72°
54°
7
69°
53°
8
73°
54°
9
66°
53°
10
66°
52°
11
67°
48°
12
64°
51°
13
64°
49°
14
63°
51°
15
63°
50°
16
67°
41°
17
62°
47°
18
58°
45°
19
57°
46°
20
57°
44°
21
56°
44°
22
56°
43°
23
55°
44°
24
55°
44°
25
53°
44°
26
56°
49°
27
58°
49°
28
59°
47°
29
56°
48°
30
58°
47°
1
57°
48°
2
60°
47°
3
59°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kitimat
Kitimat's September 2026 forecast shows daily high temperatures ranging from 53° to 78°, with overnight lows between 41° and 54°. 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 Kitimat. See also: October | November | December.