S
M
T
W
T
F
S
26
82°
60°
27
85°
64°
28
77°
64°
29
79°
61°
30
67°
54°
1
65°
51°
2
71°
46°
3
73°
43°
4
80°
50°
5
73°
53°
6
68°
53°
7
69°
47°
8
74°
54°
9
79°
58°
10
82°
56°
11
73°
48°
12
73°
53°
13
78°
54°
14
79°
55°
15
81°
61°
16
79°
60°
17
81°
62°
18
82°
65°
19
81°
62°
20
80°
59°
21
79°
62°
22
77°
63°
23
78°
63°
24
77°
62°
25
77°
63°
26
78°
64°
27
78°
64°
28
78°
63°
29
78°
62°
30
77°
61°
31
78°
64°
1
79°
63°
2
80°
64°
3
80°
65°
4
81°
66°
5
80°
66°
6
81°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cotton Plant
Cotton Plant's May 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 47° and 67°. The average high for May is 78° 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 Cotton Plant. See also: June | July | August.