S
M
T
W
T
F
S
26
82°
55°
27
84°
59°
28
62°
50°
29
67°
45°
30
68°
41°
1
69°
45°
2
71°
43°
3
85°
40°
4
83°
62°
5
68°
47°
6
65°
41°
7
73°
39°
8
80°
45°
9
84°
46°
10
69°
45°
11
79°
38°
12
82°
44°
13
83°
50°
14
85°
48°
15
88°
68°
16
88°
70°
17
86°
71°
18
87°
53°
19
69°
49°
20
71°
51°
21
76°
53°
22
77°
60°
23
80°
63°
24
78°
61°
25
78°
63°
26
81°
65°
27
80°
65°
28
81°
59°
29
84°
63°
30
83°
62°
31
79°
64°
1
77°
61°
2
77°
64°
3
82°
66°
4
86°
66°
5
86°
65°
6
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sedan
Sedan's May 2026 forecast shows daily high temperatures ranging from 69° to 88°, with overnight lows between 49° and 71°. The average high for May is 81° with an average low of 62°. 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 Sedan. See also: June | July | August.