S
M
T
W
T
F
S
26
62°
47°
27
78°
45°
28
75°
56°
29
64°
49°
30
57°
43°
1
55°
39°
2
51°
33°
3
63°
33°
4
73°
49°
5
72°
58°
6
62°
46°
7
60°
40°
8
68°
42°
9
73°
54°
10
68°
52°
11
70°
43°
12
73°
44°
13
70°
49°
14
63°
42°
15
68°
57°
16
74°
62°
17
88°
65°
18
90°
69°
19
81°
64°
20
78°
57°
21
70°
53°
22
71°
55°
23
72°
57°
24
79°
59°
25
80°
63°
26
81°
62°
27
80°
55°
28
78°
60°
29
80°
61°
30
78°
57°
31
72°
54°
1
73°
53°
2
73°
52°
3
74°
53°
4
74°
55°
5
79°
62°
6
84°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ashville
Ashville's May 2026 forecast shows daily high temperatures ranging from 63° to 90°, with overnight lows between 42° and 69°. The average high for May is 77° with an average low of 58°. 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 Ashville. See also: June | July | August.