S
M
T
W
T
F
S
26
62°
37°
27
65°
39°
28
69°
41°
29
68°
42°
30
67°
42°
1
68°
43°
2
71°
45°
3
72°
47°
4
74°
48°
5
73°
46°
6
67°
42°
7
67°
41°
8
64°
40°
9
66°
44°
10
71°
46°
11
77°
45°
12
78°
47°
13
79°
50°
14
79°
52°
15
78°
52°
16
79°
51°
17
80°
52°
18
73°
51°
19
79°
45°
20
81°
49°
21
79°
42°
22
70°
44°
23
73°
48°
24
79°
43°
25
76°
49°
26
78°
45°
27
77°
42°
28
74°
42°
29
74°
49°
30
78°
46°
31
86°
48°
1
85°
52°
2
87°
53°
3
87°
56°
4
88°
52°
5
87°
48°
6
82°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Provo
Provo's May 2026 forecast shows daily high temperatures ranging from 62° to 88°, with overnight lows between 37° and 56°. The average high for May is 75° with an average low of 46°. 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 Provo. See also: June | July | August.