S
M
T
W
T
F
S
26
86°
66°
27
88°
73°
28
81°
64°
29
70°
59°
30
64°
54°
1
68°
54°
2
75°
45°
3
82°
46°
4
79°
57°
5
81°
63°
6
59°
55°
7
72°
48°
8
77°
52°
9
84°
63°
10
73°
63°
11
77°
57°
12
79°
48°
13
86°
52°
14
84°
63°
15
88°
61°
16
88°
72°
17
86°
72°
18
88°
77°
19
79°
64°
20
79°
61°
21
75°
66°
22
82°
68°
23
79°
66°
24
84°
65°
25
86°
66°
26
85°
66°
27
77°
66°
28
81°
67°
29
83°
64°
30
87°
67°
31
82°
64°
1
80°
65°
2
78°
61°
3
81°
62°
4
82°
63°
5
83°
65°
6
86°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Valliant
Valliant's May 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 61° and 67°. The average high for May is 83° with an average low of 65°. 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 Valliant. See also: June | July | August.