S
M
T
W
T
F
S
26
81°
50°
27
82°
59°
28
77°
58°
29
68°
45°
30
66°
47°
1
61°
44°
2
62°
39°
3
68°
50°
4
71°
52°
5
72°
51°
6
66°
50°
7
70°
50°
8
68°
49°
9
69°
50°
10
69°
50°
11
75°
54°
12
75°
56°
13
70°
50°
14
69°
50°
15
69°
51°
16
70°
51°
17
71°
52°
18
75°
60°
19
79°
60°
20
80°
61°
21
81°
61°
22
80°
60°
23
81°
61°
24
82°
63°
25
83°
62°
26
78°
58°
27
76°
56°
28
77°
58°
29
80°
62°
30
83°
63°
31
84°
63°
1
85°
64°
2
85°
65°
3
84°
65°
4
85°
64°
5
85°
65°
6
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shawneetown
Shawneetown's May 2026 forecast shows daily high temperatures ranging from 61° to 85°, with overnight lows between 39° and 66°. The average high for May is 75° with an average low of 56°. 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 Shawneetown. See also: June | July | August.