S
M
T
W
T
F
S
26
82°
54°
27
82°
59°
28
81°
63°
29
70°
57°
30
63°
46°
1
66°
43°
2
68°
39°
3
70°
36°
4
81°
48°
5
70°
54°
6
70°
52°
7
68°
45°
8
75°
39°
9
81°
54°
10
84°
52°
11
72°
48°
12
79°
43°
13
81°
52°
14
72°
46°
15
81°
45°
16
86°
64°
17
88°
64°
18
88°
68°
19
90°
70°
20
81°
64°
21
77°
64°
22
77°
66°
23
82°
66°
24
81°
66°
25
79°
64°
26
82°
70°
27
86°
68°
28
86°
67°
29
78°
67°
30
85°
63°
31
85°
67°
1
86°
61°
2
84°
58°
3
84°
63°
4
83°
62°
5
81°
68°
6
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Holladay
Holladay's May 2026 forecast shows daily high temperatures ranging from 78° to 86°, with overnight lows between 58° and 68°. The average high for May is 84° with an average low of 64°. 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 Holladay. See also: June | July | August.