S
M
T
W
T
F
S
26
70°
42°
27
65°
46°
28
62°
44°
29
57°
37°
30
55°
37°
1
50°
35°
2
55°
41°
3
62°
46°
4
62°
47°
5
55°
41°
6
54°
42°
7
57°
42°
8
57°
44°
9
59°
45°
10
66°
44°
11
59°
48°
12
60°
43°
13
60°
41°
14
61°
42°
15
61°
45°
16
68°
48°
17
69°
52°
18
72°
53°
19
69°
49°
20
66°
47°
21
64°
47°
22
64°
46°
23
71°
54°
24
72°
55°
25
74°
54°
26
69°
50°
27
68°
52°
28
72°
55°
29
75°
57°
30
76°
57°
31
77°
56°
1
78°
58°
2
79°
59°
3
78°
58°
4
74°
54°
5
69°
51°
6
72°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ashton
Ashton's May 2026 forecast shows daily high temperatures ranging from 50° to 79°, with overnight lows between 35° and 59°. The average high for May is 66° with an average low of 48°. 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 Ashton. See also: June | July | August.