S
M
T
W
T
F
S
26
82°
75°
27
85°
77°
28
85°
76°
29
84°
70°
30
85°
70°
1
72°
58°
2
77°
52°
3
80°
63°
4
80°
72°
5
82°
74°
6
83°
71°
7
78°
64°
8
77°
67°
9
78°
71°
10
81°
69°
11
81°
70°
12
83°
71°
13
81°
70°
14
82°
71°
15
81°
69°
16
78°
72°
17
79°
71°
18
78°
71°
19
79°
72°
20
80°
72°
21
81°
71°
22
80°
67°
23
78°
67°
24
79°
71°
25
79°
68°
26
80°
67°
27
79°
68°
28
80°
70°
29
81°
73°
30
80°
74°
31
81°
73°
1
81°
72°
2
82°
74°
3
83°
75°
4
83°
76°
5
84°
74°
6
81°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gulf
Gulf's May 2026 forecast shows daily high temperatures ranging from 77° to 84°, with overnight lows between 52° and 76°. The average high for May is 80° with an average low of 70°. 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 Gulf. See also: June | July | August.