S
M
T
W
T
F
S
26
77°
52°
27
76°
51°
28
62°
47°
29
59°
38°
30
62°
35°
1
63°
32°
2
62°
35°
3
72°
43°
4
80°
50°
5
55°
47°
6
59°
38°
7
68°
40°
8
63°
46°
9
80°
52°
10
68°
45°
11
77°
44°
12
81°
52°
13
73°
46°
14
77°
43°
15
85°
58°
16
78°
63°
17
85°
63°
18
77°
62°
19
64°
50°
20
67°
50°
21
65°
55°
22
59°
52°
23
75°
57°
24
78°
59°
25
79°
61°
26
80°
61°
27
79°
62°
28
79°
62°
29
79°
61°
30
80°
60°
31
81°
61°
1
79°
58°
2
82°
62°
3
75°
59°
4
75°
58°
5
81°
64°
6
82°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Excello
Excello's May 2026 forecast shows daily high temperatures ranging from 59° to 82°, with overnight lows between 50° and 64°. The average high for May is 76° with an average low of 59°. 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 Excello. See also: June | July | August.