S
M
T
W
T
F
S
26
62°
43°
27
74°
41°
28
73°
52°
29
64°
48°
30
51°
36°
1
52°
33°
2
46°
32°
3
60°
33°
4
73°
47°
5
73°
60°
6
60°
48°
7
62°
37°
8
60°
41°
9
67°
49°
10
64°
46°
11
63°
39°
12
69°
39°
13
69°
47°
14
56°
43°
15
68°
37°
16
72°
46°
17
83°
56°
18
89°
62°
19
89°
64°
20
70°
47°
21
69°
53°
22
59°
53°
23
65°
60°
24
74°
59°
25
76°
63°
26
77°
62°
27
78°
60°
28
78°
61°
29
77°
58°
30
76°
62°
31
80°
64°
1
76°
55°
2
74°
60°
3
75°
59°
4
71°
58°
5
71°
57°
6
72°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Avalon
Avalon's May 2026 forecast shows daily high temperatures ranging from 59° to 89°, with overnight lows between 47° and 64°. The average high for May is 74° 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 Avalon. See also: June | July | August.