S
M
T
W
T
F
S
26
63°
30°
27
65°
31°
28
69°
31°
29
72°
34°
30
79°
42°
1
78°
44°
2
77°
46°
3
79°
45°
4
78°
51°
5
78°
42°
6
81°
41°
7
83°
42°
8
79°
40°
9
86°
40°
10
78°
41°
11
84°
41°
12
80°
58°
13
64°
49°
14
71°
46°
15
74°
36°
16
61°
42°
17
63°
32°
18
72°
32°
19
77°
36°
20
78°
39°
21
85°
39°
22
86°
45°
23
85°
44°
24
85°
43°
25
82°
45°
26
56°
44°
27
62°
47°
28
49°
35°
29
42°
34°
30
44°
35°
31
51°
41°
1
60°
49°
2
70°
36°
3
67°
32°
4
67°
36°
5
65°
34°
6
62°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mt. Ashland
Mt. Ashland's May 2026 forecast shows daily high temperatures ranging from 42° to 70°, with overnight lows between 32° and 49°. The average high for May is 58° with an average low of 37°. 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 Mt. Ashland. See also: June | July | August.