S
M
T
W
T
F
S
30
64°
54°
31
57°
50°
1
54°
50°
2
55°
50°
3
55°
52°
4
57°
50°
5
55°
45°
6
55°
43°
7
57°
46°
8
54°
46°
9
55°
48°
10
56°
46°
11
59°
48°
12
58°
51°
13
55°
48°
14
54°
48°
15
56°
47°
16
55°
47°
17
53°
46°
18
53°
47°
19
54°
48°
20
54°
49°
21
49°
32°
22
46°
31°
23
46°
32°
24
47°
35°
25
49°
34°
26
48°
31°
27
44°
30°
28
44°
34°
29
45°
35°
30
47°
34°
1
46°
29°
2
43°
29°
3
46°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Narvik
Narvik's September 2026 forecast shows daily high temperatures ranging from 43° to 59°, with overnight lows between 29° and 51°. The average high for September is 51° with an average low of 40°. 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 Narvik. See also: October | November | December.