S
M
T
W
T
F
S
26
42°
26°
27
40°
35°
28
37°
29°
29
40°
27°
30
41°
23°
1
36°
31°
2
41°
30°
3
40°
32°
4
40°
31°
5
43°
31°
6
41°
33°
7
39°
30°
8
41°
31°
9
40°
26°
10
41°
32°
11
41°
30°
12
46°
28°
13
50°
33°
14
48°
36°
15
43°
32°
16
53°
33°
17
49°
31°
18
50°
32°
19
45°
33°
20
46°
32°
21
48°
33°
22
49°
32°
23
49°
34°
24
50°
33°
25
49°
34°
26
51°
35°
27
56°
32°
28
58°
31°
29
56°
30°
30
54°
31°
31
52°
31°
1
53°
32°
2
54°
32°
3
54°
33°
4
55°
33°
5
54°
34°
6
54°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Denali
Denali's May 2026 forecast shows daily high temperatures ranging from 43° to 58°, with overnight lows between 30° and 36°. The average high for May is 51° with an average low of 33°. 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 Denali. See also: June | July | August.