S
M
T
W
T
F
S
26
81°
64°
27
73°
66°
28
79°
67°
29
90°
66°
30
88°
72°
1
86°
69°
2
71°
62°
3
74°
58°
4
77°
64°
5
81°
67°
6
89°
69°
7
93°
72°
8
80°
68°
9
83°
68°
10
88°
70°
11
87°
66°
12
82°
65°
13
85°
72°
14
87°
71°
15
89°
72°
16
87°
71°
17
88°
77°
18
81°
70°
19
85°
71°
20
86°
71°
21
83°
70°
22
81°
68°
23
81°
66°
24
80°
67°
25
81°
72°
26
83°
72°
27
82°
71°
28
82°
72°
29
83°
71°
30
82°
72°
31
83°
73°
1
83°
73°
2
84°
72°
3
83°
74°
4
83°
74°
5
84°
73°
6
84°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Girvin
Girvin's May 2026 forecast shows daily high temperatures ranging from 77° to 93°, with overnight lows between 64° and 77°. The average high for May is 84° with an average low of 71°. 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 Girvin. See also: June | July | August.