S
M
T
W
T
F
S
26
80°
55°
27
82°
61°
28
74°
61°
29
69°
53°
30
64°
47°
1
62°
45°
2
58°
42°
3
68°
38°
4
82°
54°
5
67°
50°
6
61°
48°
7
64°
47°
8
74°
45°
9
78°
55°
10
76°
59°
11
75°
53°
12
80°
50°
13
78°
61°
14
71°
50°
15
80°
65°
16
85°
65°
17
91°
65°
18
90°
69°
19
81°
65°
20
78°
60°
21
79°
58°
22
77°
58°
23
76°
57°
24
77°
58°
25
81°
63°
26
82°
59°
27
82°
64°
28
81°
63°
29
83°
64°
30
80°
61°
31
78°
59°
1
78°
59°
2
79°
57°
3
79°
59°
4
80°
61°
5
86°
66°
6
88°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Owensboro
Owensboro's May 2026 forecast shows daily high temperatures ranging from 71° to 91°, with overnight lows between 50° and 69°. The average high for May is 81° with an average low of 61°. 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 Owensboro. See also: June | July | August.