S
M
T
W
T
F
S
26
47°
33°
27
41°
34°
28
46°
32°
29
45°
37°
30
46°
36°
1
46°
35°
2
50°
33°
3
49°
35°
4
46°
33°
5
48°
30°
6
47°
35°
7
51°
37°
8
50°
35°
9
52°
37°
10
51°
37°
11
51°
38°
12
54°
37°
13
52°
38°
14
66°
44°
15
52°
39°
16
51°
39°
17
51°
38°
18
52°
39°
19
53°
39°
20
52°
38°
21
52°
40°
22
53°
40°
23
53°
39°
24
54°
40°
25
52°
40°
26
53°
39°
27
54°
40°
28
58°
41°
29
60°
41°
30
59°
40°
31
57°
42°
1
58°
42°
2
60°
41°
3
59°
43°
4
58°
43°
5
60°
42°
6
62°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in King Salmon
King Salmon's May 2026 forecast shows daily high temperatures ranging from 46° to 66°, with overnight lows between 30° and 44°. The average high for May is 54° with an average low of 39°. 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 King Salmon. See also: June | July | August.