S
M
T
W
T
F
S
26
52°
43°
27
57°
46°
28
58°
51°
29
63°
52°
30
68°
47°
1
62°
50°
2
61°
44°
3
62°
44°
4
65°
46°
5
68°
49°
6
70°
52°
7
68°
49°
8
64°
50°
9
65°
48°
10
64°
46°
11
64°
50°
12
65°
53°
13
65°
52°
14
66°
53°
15
65°
52°
16
66°
49°
17
66°
49°
18
67°
51°
19
66°
50°
20
65°
49°
21
67°
50°
22
68°
51°
23
69°
57°
24
73°
58°
25
71°
56°
26
70°
52°
27
70°
53°
28
71°
58°
29
71°
59°
30
72°
60°
31
74°
61°
1
73°
61°
2
73°
60°
3
72°
61°
4
74°
60°
5
79°
55°
6
74°
55°
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 52° to 79°, with overnight lows between 43° and 61°. The average high for May is 67° with an average low of 52°. 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.