S
M
T
W
T
F
S
30
59°
30°
31
53°
40°
1
61°
32°
2
59°
23°
3
60°
25°
4
71°
35°
5
69°
40°
6
62°
38°
7
64°
45°
8
58°
45°
9
62°
35°
10
63°
32°
11
66°
29°
12
64°
39°
13
62°
26°
14
63°
25°
15
57°
36°
16
57°
45°
17
58°
42°
18
50°
34°
19
55°
35°
20
51°
38°
21
54°
29°
22
53°
27°
23
51°
27°
24
52°
37°
25
50°
33°
26
56°
32°
27
49°
32°
28
48°
31°
29
49°
30°
30
48°
31°
1
49°
32°
2
44°
28°
3
39°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Gulkana
Gulkana's September 2026 forecast shows daily high temperatures ranging from 39° to 56°, with overnight lows between 22° and 38°. The average high for September is 50° with an average low of 31°. 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 Gulkana. See also: October | November | December.