S
M
T
W
T
F
S
26
84°
66°
27
84°
71°
28
81°
68°
29
72°
63°
30
69°
58°
1
65°
55°
2
72°
50°
3
77°
46°
4
78°
56°
5
76°
60°
6
75°
55°
7
71°
53°
8
74°
50°
9
79°
62°
10
81°
61°
11
78°
59°
12
82°
50°
13
86°
51°
14
83°
60°
15
91°
62°
16
87°
71°
17
89°
66°
18
92°
75°
19
91°
72°
20
84°
72°
21
79°
68°
22
85°
70°
23
81°
65°
24
81°
67°
25
82°
70°
26
81°
72°
27
85°
72°
28
83°
69°
29
80°
70°
30
84°
69°
31
83°
70°
1
84°
65°
2
80°
67°
3
83°
67°
4
86°
68°
5
85°
69°
6
88°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Avon
Avon's May 2026 forecast shows daily high temperatures ranging from 80° to 88°, with overnight lows between 65° and 72°. The average high for May is 83° with an average low of 69°. 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. See also: June | July | August.