S
M
T
W
T
F
S
26
58°
50°
27
57°
42°
28
59°
42°
29
58°
42°
30
59°
43°
1
59°
49°
2
59°
49°
3
57°
51°
4
63°
47°
5
58°
52°
6
57°
52°
7
59°
51°
8
63°
51°
9
56°
43°
10
64°
52°
11
56°
43°
12
57°
51°
13
66°
53°
14
59°
42°
15
57°
50°
16
56°
50°
17
63°
49°
18
65°
40°
19
61°
41°
20
58°
43°
21
57°
43°
22
57°
43°
23
57°
50°
24
57°
51°
25
57°
50°
26
55°
50°
27
60°
52°
28
59°
54°
29
62°
49°
30
66°
49°
31
65°
44°
1
69°
48°
2
73°
49°
3
70°
48°
4
69°
47°
5
66°
49°
6
65°
49°
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 55° to 73°, with overnight lows between 44° and 54°. The average high for May is 65° with an average low of 49°. 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.