S
M
T
W
T
F
S
26
81°
58°
27
82°
66°
28
74°
60°
29
67°
54°
30
64°
47°
1
64°
49°
2
64°
41°
3
72°
57°
4
80°
62°
5
71°
52°
6
60°
47°
7
64°
48°
8
70°
54°
9
79°
60°
10
77°
56°
11
76°
57°
12
78°
58°
13
82°
61°
14
81°
58°
15
80°
59°
16
82°
64°
17
81°
63°
18
79°
64°
19
83°
64°
20
79°
60°
21
82°
59°
22
76°
57°
23
76°
56°
24
77°
58°
25
76°
57°
26
76°
57°
27
78°
58°
28
79°
61°
29
80°
62°
30
84°
67°
31
81°
68°
1
81°
64°
2
82°
62°
3
82°
65°
4
83°
68°
5
84°
69°
6
83°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sikeston
Sikeston's May 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 41° and 69°. The average high for May is 78° with an average low of 60°. 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 Sikeston. See also: June | July | August.