S
M
T
W
T
F
S
26
85°
77°
27
85°
78°
28
85°
77°
29
85°
72°
30
86°
69°
1
73°
58°
2
77°
57°
3
79°
55°
4
80°
63°
5
83°
75°
6
84°
70°
7
75°
67°
8
81°
66°
9
88°
72°
10
87°
72°
11
84°
68°
12
85°
64°
13
84°
66°
14
84°
67°
15
84°
74°
16
85°
77°
17
86°
77°
18
86°
77°
19
86°
75°
20
78°
72°
21
82°
72°
22
80°
71°
23
81°
73°
24
81°
73°
25
83°
75°
26
84°
74°
27
83°
74°
28
84°
72°
29
85°
75°
30
83°
74°
31
82°
75°
1
82°
73°
2
83°
75°
3
83°
75°
4
84°
74°
5
81°
75°
6
82°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Matagorda
Matagorda's May 2026 forecast shows daily high temperatures ranging from 78° to 86°, with overnight lows between 71° and 77°. The average high for May is 83° with an average low of 74°. 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 Matagorda. See also: June | July | August.