S
M
T
W
T
F
S
26
54°
40°
27
54°
41°
28
49°
35°
29
52°
32°
30
51°
36°
1
54°
39°
2
53°
42°
3
55°
41°
4
53°
38°
5
53°
38°
6
54°
39°
7
55°
40°
8
65°
48°
9
53°
36°
10
57°
40°
11
54°
35°
12
53°
35°
13
53°
37°
14
54°
39°
15
54°
36°
16
55°
36°
17
54°
35°
18
54°
35°
19
55°
36°
20
55°
38°
21
56°
37°
22
57°
38°
23
56°
37°
24
55°
38°
25
56°
38°
26
56°
37°
27
56°
38°
28
57°
39°
29
57°
39°
30
58°
40°
31
56°
39°
1
57°
39°
2
57°
40°
3
58°
40°
4
58°
41°
5
59°
40°
6
65°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Matanuska
Matanuska's May 2026 forecast shows daily high temperatures ranging from 49° to 65°, with overnight lows between 32° and 48°. The average high for May is 55° with an average low of 38°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Matanuska. See also: June | July | August.