S
M
T
W
T
F
S
26
60°
48°
27
57°
45°
28
58°
44°
29
58°
42°
30
62°
44°
1
63°
46°
2
60°
44°
3
60°
43°
4
59°
43°
5
60°
42°
6
62°
51°
7
68°
50°
8
64°
47°
9
64°
52°
10
63°
45°
11
62°
43°
12
61°
44°
13
61°
44°
14
63°
47°
15
63°
51°
16
65°
49°
17
68°
55°
18
73°
47°
19
64°
46°
20
65°
49°
21
68°
57°
22
71°
58°
23
73°
59°
24
76°
58°
25
73°
58°
26
77°
61°
27
78°
58°
28
73°
55°
29
78°
58°
30
79°
54°
31
74°
52°
1
73°
54°
2
72°
55°
3
75°
60°
4
78°
60°
5
76°
59°
6
73°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Avon Lake
Avon Lake's May 2026 forecast shows daily high temperatures ranging from 57° to 79°, with overnight lows between 42° and 61°. The average high for May is 67° with an average low of 51°. 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 Avon Lake. See also: June | July | August.