S
M
T
W
T
F
S
26
66°
34°
27
68°
32°
28
71°
35°
29
71°
28°
30
69°
44°
1
64°
43°
2
63°
39°
3
73°
30°
4
71°
47°
5
58°
36°
6
65°
32°
7
73°
23°
8
81°
30°
9
82°
36°
10
80°
46°
11
85°
47°
12
89°
37°
13
84°
41°
14
81°
46°
15
83°
51°
16
83°
46°
17
77°
38°
18
74°
40°
19
73°
43°
20
74°
35°
21
75°
34°
22
75°
38°
23
76°
37°
24
79°
40°
25
78°
47°
26
70°
37°
27
76°
36°
28
76°
37°
29
79°
40°
30
75°
39°
31
80°
44°
1
79°
38°
2
81°
43°
3
80°
42°
4
76°
43°
5
79°
43°
6
82°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in El Morro
El Morro's May 2026 forecast shows daily high temperatures ranging from 70° to 82°, with overnight lows between 34° and 47°. The average high for May is 77° with an average low of 40°. 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 Morro. See also: June | July | August.