S
M
T
W
T
F
S
26
59°
44°
27
72°
38°
28
63°
43°
29
62°
49°
30
68°
48°
1
66°
42°
2
64°
48°
3
63°
44°
4
74°
47°
5
84°
57°
6
72°
53°
7
65°
46°
8
65°
51°
9
64°
48°
10
74°
57°
11
62°
47°
12
63°
47°
13
66°
54°
14
74°
56°
15
73°
57°
16
70°
53°
17
66°
53°
18
69°
55°
19
73°
54°
20
68°
50°
21
69°
51°
22
67°
52°
23
68°
52°
24
69°
51°
25
71°
55°
26
75°
58°
27
72°
55°
28
74°
55°
29
73°
53°
30
76°
59°
31
80°
62°
1
77°
62°
2
80°
59°
3
79°
62°
4
81°
63°
5
81°
63°
6
82°
64°
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 62° to 82°, with overnight lows between 46° and 64°. The average high for May is 72° with an average low of 55°. 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.