S
M
T
W
T
F
S
26
67°
49°
27
78°
47°
28
75°
59°
29
65°
50°
30
59°
41°
1
57°
39°
2
56°
35°
3
63°
32°
4
77°
53°
5
71°
58°
6
61°
44°
7
61°
39°
8
71°
39°
9
75°
53°
10
72°
53°
11
71°
46°
12
75°
43°
13
71°
49°
14
64°
42°
15
68°
39°
16
75°
60°
17
85°
63°
18
88°
68°
19
87°
66°
20
71°
55°
21
68°
50°
22
69°
57°
23
74°
63°
24
72°
62°
25
78°
64°
26
74°
61°
27
82°
65°
28
81°
61°
29
81°
54°
30
75°
50°
31
77°
55°
1
77°
54°
2
75°
49°
3
76°
52°
4
81°
59°
5
82°
61°
6
77°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mount Orab
Mount Orab's May 2026 forecast shows daily high temperatures ranging from 75° to 82°, with overnight lows between 49° and 61°. The average high for May is 78° with an average low of 55°. 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 Mount Orab. See also: June | July | August.