S
M
T
W
T
F
S
26
89°
63°
27
86°
65°
28
90°
58°
29
92°
61°
30
89°
69°
1
89°
69°
2
83°
58°
3
79°
53°
4
81°
55°
5
86°
61°
6
87°
65°
7
84°
61°
8
81°
57°
9
86°
63°
10
88°
63°
11
86°
62°
12
88°
61°
13
88°
62°
14
87°
63°
15
87°
64°
16
88°
64°
17
88°
64°
18
89°
65°
19
89°
64°
20
88°
65°
21
89°
66°
22
90°
66°
23
90°
65°
24
89°
66°
25
90°
67°
26
89°
67°
27
90°
66°
28
87°
67°
29
88°
67°
30
86°
66°
31
85°
67°
1
86°
68°
2
84°
68°
3
86°
67°
4
86°
69°
5
89°
69°
6
87°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in East Williston
East Williston's May 2026 forecast shows daily high temperatures ranging from 79° to 90°, with overnight lows between 53° and 69°. The average high for May is 87° with an average low of 64°. 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 East Williston. See also: June | July | August.