S
M
T
W
T
F
S
30
58°
42°
31
53°
38°
1
59°
42°
2
58°
43°
3
61°
47°
4
62°
51°
5
62°
47°
6
61°
49°
7
60°
46°
8
59°
45°
9
59°
45°
10
57°
46°
11
59°
45°
12
53°
38°
13
52°
41°
14
54°
45°
15
52°
38°
16
53°
38°
17
50°
40°
18
50°
40°
19
52°
42°
20
51°
41°
21
52°
39°
22
50°
36°
23
50°
40°
24
49°
38°
25
48°
34°
26
47°
33°
27
46°
35°
28
45°
35°
29
46°
31°
30
44°
32°
1
45°
38°
2
46°
39°
3
49°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Matanuska
Matanuska's September 2026 forecast shows daily high temperatures ranging from 44° to 62°, with overnight lows between 31° and 51°. The average high for September is 53° with an average low of 41°. 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 Matanuska. See also: October | November | December.
