S
M
T
W
T
F
S
26
64°
49°
27
66°
48°
28
66°
49°
29
72°
52°
30
66°
49°
1
68°
48°
2
67°
50°
3
69°
53°
4
72°
49°
5
69°
57°
6
73°
61°
7
76°
59°
8
71°
58°
9
68°
55°
10
70°
52°
11
70°
51°
12
68°
50°
13
69°
52°
14
70°
57°
15
71°
53°
16
72°
60°
17
79°
57°
18
72°
53°
19
71°
53°
20
72°
55°
21
75°
64°
22
80°
65°
23
81°
63°
24
74°
62°
25
81°
66°
26
83°
66°
27
83°
61°
28
75°
58°
29
86°
65°
30
86°
64°
31
85°
60°
1
84°
59°
2
85°
60°
3
83°
61°
4
80°
65°
5
81°
64°
6
83°
67°
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 64° to 86°, with overnight lows between 48° and 67°. The average high for May is 75° with an average low of 57°. 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.
