S
M
T
W
T
F
S
26
50°
34°
27
57°
37°
28
59°
36°
29
66°
36°
30
70°
36°
1
73°
39°
2
73°
41°
3
75°
39°
4
72°
43°
5
70°
43°
6
73°
45°
7
73°
45°
8
68°
46°
9
72°
45°
10
70°
45°
11
72°
46°
12
77°
39°
13
68°
48°
14
59°
46°
15
57°
41°
16
52°
39°
17
57°
37°
18
59°
37°
19
66°
43°
20
64°
43°
21
70°
36°
22
72°
43°
23
77°
45°
24
75°
54°
25
81°
52°
26
68°
54°
27
79°
57°
28
95°
57°
29
82°
52°
30
70°
50°
31
58°
46°
1
59°
48°
2
71°
47°
3
76°
49°
4
79°
48°
5
78°
47°
6
76°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Yaak
Yaak's May 2026 forecast shows daily high temperatures ranging from 58° to 95°, with overnight lows between 46° and 57°. The average high for May is 74° with an average low of 49°. 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 Yaak. See also: June | July | August.