S
M
T
W
T
F
S
30
56°
42°
31
56°
38°
1
55°
37°
2
54°
36°
3
54°
34°
4
53°
34°
5
53°
36°
6
52°
35°
7
52°
33°
8
51°
33°
9
51°
32°
10
52°
31°
11
51°
32°
12
50°
34°
13
51°
35°
14
54°
36°
15
55°
37°
16
55°
37°
17
54°
34°
18
53°
35°
19
54°
34°
20
50°
32°
21
52°
31°
22
48°
31°
23
51°
30°
24
48°
27°
25
48°
28°
26
47°
32°
27
45°
33°
28
52°
29°
29
49°
26°
30
49°
27°
1
48°
28°
2
47°
25°
3
44°
23°
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 44° to 56°, with overnight lows between 23° and 42°. The average high for September is 51° with an average low of 32°. 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.