S
M
T
W
T
F
S
26
87°
70°
27
N/A
28
82°
67°
29
71°
59°
30
65°
52°
1
59°
50°
2
67°
42°
3
73°
47°
4
77°
52°
5
83°
57°
6
80°
60°
7
80°
57°
8
79°
52°
9
77°
53°
10
80°
57°
11
84°
58°
12
84°
62°
13
81°
57°
14
75°
55°
15
76°
55°
16
77°
56°
17
79°
57°
18
79°
58°
19
80°
59°
20
81°
59°
21
81°
62°
22
83°
63°
23
83°
64°
24
85°
65°
25
86°
65°
26
85°
64°
27
81°
63°
28
82°
61°
29
84°
62°
30
85°
64°
31
85°
65°
1
87°
67°
2
88°
67°
3
89°
66°
4
89°
68°
5
88°
68°
6
89°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Plain Dealing
Plain Dealing's May 2026 forecast shows daily high temperatures ranging from 59° to 89°, with overnight lows between 42° and 69°. The average high for May is 80° 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 Plain Dealing. See also: June | July | August.
