S
M
T
W
T
F
S
26
87°
70°
27
87°
75°
28
86°
73°
29
77°
62°
30
64°
59°
1
60°
54°
2
74°
53°
3
80°
51°
4
79°
58°
5
84°
68°
6
77°
54°
7
71°
53°
8
78°
58°
9
80°
64°
10
83°
68°
11
76°
63°
12
81°
55°
13
86°
56°
14
88°
62°
15
90°
70°
16
88°
72°
17
89°
74°
18
88°
77°
19
89°
67°
20
77°
65°
21
79°
69°
22
87°
68°
23
80°
69°
24
85°
68°
25
86°
68°
26
87°
69°
27
85°
69°
28
86°
71°
29
88°
71°
30
95°
75°
31
94°
75°
1
95°
71°
2
92°
69°
3
88°
66°
4
87°
71°
5
85°
70°
6
89°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Vivian
Vivian's May 2026 forecast shows daily high temperatures ranging from 85° to 95°, with overnight lows between 66° and 75°. The average high for May is 90° with an average low of 71°. 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 Vivian. See also: June | July | August.