S
M
T
W
T
F
S
26
69°
56°
27
68°
56°
28
69°
60°
29
70°
60°
30
67°
57°
1
67°
56°
2
69°
55°
3
68°
54°
4
65°
54°
5
68°
55°
6
67°
56°
7
71°
56°
8
70°
54°
9
73°
57°
10
72°
56°
11
71°
56°
12
72°
57°
13
73°
58°
14
73°
58°
15
72°
57°
16
73°
58°
17
70°
56°
18
69°
53°
19
68°
53°
20
67°
54°
21
69°
55°
22
68°
55°
23
72°
57°
24
73°
58°
25
74°
59°
26
73°
58°
27
74°
59°
28
74°
59°
29
73°
58°
30
73°
59°
31
71°
56°
1
71°
55°
2
70°
55°
3
70°
52°
4
67°
52°
5
67°
52°
6
68°
53°
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 65° to 74°, with overnight lows between 52° and 60°. The average high for May is 70° with an average low of 56°. 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.