S
M
T
W
T
F
S
26
94°
65°
27
97°
64°
28
97°
66°
29
96°
66°
30
96°
67°
1
95°
68°
2
96°
69°
3
97°
70°
4
99°
68°
5
97°
59°
6
97°
60°
7
97°
61°
8
97°
60°
9
97°
64°
10
97°
67°
11
98°
69°
12
92°
68°
13
94°
66°
14
93°
67°
15
94°
61°
16
94°
61°
17
93°
60°
18
90°
61°
19
91°
63°
20
89°
63°
21
90°
60°
22
89°
60°
23
88°
61°
24
88°
60°
25
89°
60°
26
88°
61°
27
88°
60°
28
89°
61°
29
89°
62°
30
90°
64°
31
89°
63°
1
89°
63°
2
88°
64°
3
88°
64°
4
87°
64°
5
87°
65°
6
89°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in El Grullo
El Grullo's May 2026 forecast shows daily high temperatures ranging from 87° to 98°, with overnight lows between 59° and 69°. The average high for May is 91° with an average low of 63°. 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 El Grullo. See also: June | July | August.
