S
M
T
W
T
F
S
26
82°
63°
27
90°
72°
28
86°
61°
29
72°
59°
30
66°
52°
1
72°
50°
2
72°
45°
3
82°
46°
4
81°
54°
5
81°
55°
6
64°
52°
7
73°
45°
8
81°
50°
9
86°
59°
10
73°
61°
11
79°
54°
12
82°
46°
13
86°
54°
14
84°
55°
15
86°
66°
16
88°
75°
17
90°
77°
18
88°
81°
19
81°
64°
20
79°
63°
21
79°
64°
22
81°
66°
23
77°
63°
24
84°
64°
25
88°
63°
26
82°
65°
27
81°
68°
28
80°
65°
29
81°
67°
30
82°
66°
31
83°
63°
1
79°
63°
2
81°
62°
3
82°
61°
4
83°
63°
5
86°
67°
6
88°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wister
Wister's May 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 61° and 68°. The average high for May is 82° 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 Wister. See also: June | July | August.