S
M
T
W
T
F
S
26
80°
55°
27
82°
61°
28
74°
61°
29
69°
53°
30
64°
47°
1
62°
43°
2
58°
41°
3
66°
50°
4
74°
58°
5
71°
55°
6
63°
42°
7
61°
42°
8
66°
49°
9
74°
52°
10
72°
53°
11
74°
56°
12
73°
55°
13
73°
53°
14
76°
54°
15
75°
59°
16
76°
58°
17
76°
60°
18
79°
61°
19
79°
61°
20
80°
60°
21
82°
62°
22
82°
62°
23
79°
60°
24
76°
59°
25
79°
62°
26
80°
63°
27
78°
61°
28
77°
62°
29
78°
59°
30
77°
58°
31
81°
63°
1
81°
63°
2
85°
64°
3
83°
62°
4
79°
57°
5
78°
57°
6
78°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rockport
Rockport's May 2026 forecast shows daily high temperatures ranging from 58° to 85°, with overnight lows between 41° and 64°. 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 Rockport. See also: June | July | August.