S
M
T
W
T
F
S
26
79°
64°
27
80°
63°
28
80°
65°
29
82°
63°
30
79°
64°
1
80°
65°
2
79°
64°
3
82°
64°
4
83°
63°
5
83°
66°
6
82°
66°
7
84°
65°
8
86°
66°
9
86°
67°
10
87°
67°
11
86°
68°
12
84°
68°
13
80°
67°
14
83°
67°
15
87°
69°
16
89°
69°
17
88°
68°
18
90°
64°
19
89°
63°
20
85°
66°
21
85°
70°
22
90°
68°
23
91°
65°
24
86°
64°
25
85°
71°
26
85°
72°
27
91°
72°
28
92°
71°
29
91°
72°
30
93°
69°
31
94°
70°
1
94°
70°
2
92°
69°
3
94°
68°
4
94°
69°
5
95°
71°
6
95°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sealy
Sealy's May 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 63° and 72°. The average high for May is 87° with an average low of 67°. 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 Sealy. See also: June | July | August.