S
M
T
W
T
F
S
26
61°
37°
27
68°
34°
28
62°
38°
29
59°
45°
30
55°
40°
1
57°
33°
2
54°
38°
3
55°
32°
4
69°
31°
5
79°
46°
6
66°
45°
7
58°
40°
8
56°
36°
9
53°
42°
10
64°
46°
11
59°
39°
12
62°
33°
13
59°
44°
14
59°
45°
15
62°
45°
16
78°
40°
17
84°
56°
18
91°
58°
19
89°
63°
20
82°
55°
21
63°
48°
22
61°
42°
23
52°
44°
24
52°
45°
25
73°
51°
26
80°
48°
27
80°
53°
28
68°
48°
29
70°
46°
30
62°
38°
31
65°
44°
1
62°
45°
2
70°
47°
3
76°
52°
4
77°
51°
5
72°
55°
6
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rock Hill
Rock Hill's May 2026 forecast shows daily high temperatures ranging from 62° to 80°, with overnight lows between 38° and 55°. The average high for May is 71° with an average low of 48°. 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 Rock Hill. See also: June | July | August.
