S
M
T
W
T
F
S
26
54°
40°
27
48°
36°
28
56°
35°
29
61°
37°
30
64°
38°
1
66°
41°
2
72°
44°
3
76°
48°
4
75°
49°
5
62°
51°
6
63°
43°
7
74°
46°
8
76°
49°
9
73°
52°
10
77°
48°
11
87°
52°
12
90°
59°
13
87°
59°
14
71°
48°
15
76°
46°
16
68°
47°
17
54°
44°
18
55°
42°
19
64°
37°
20
68°
42°
21
68°
53°
22
72°
48°
23
82°
58°
24
86°
57°
25
87°
58°
26
81°
47°
27
66°
46°
28
68°
46°
29
73°
50°
30
80°
59°
31
81°
58°
1
85°
61°
2
87°
60°
3
91°
62°
4
82°
53°
5
82°
58°
6
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marriott-Slaterville
Marriott-Slaterville's May 2026 forecast shows daily high temperatures ranging from 66° to 91°, with overnight lows between 46° and 62°. The average high for May is 80° with an average low of 55°. 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 Marriott-Slaterville. See also: June | July | August.