S
M
T
W
T
F
S
26
58°
41°
27
66°
42°
28
62°
45°
29
58°
48°
30
60°
47°
1
62°
47°
2
64°
51°
3
60°
46°
4
66°
50°
5
66°
52°
6
64°
51°
7
65°
48°
8
62°
51°
9
58°
51°
10
68°
51°
11
65°
48°
12
64°
49°
13
63°
52°
14
70°
55°
15
69°
56°
16
71°
55°
17
69°
52°
18
68°
54°
19
70°
53°
20
67°
49°
21
68°
50°
22
67°
50°
23
68°
51°
24
69°
51°
25
73°
56°
26
77°
58°
27
72°
55°
28
74°
54°
29
70°
52°
30
74°
58°
31
79°
60°
1
77°
60°
2
76°
58°
3
77°
58°
4
80°
61°
5
80°
61°
6
79°
62°
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 58° to 80°, with overnight lows between 48° and 62°. The average high for May is 70° with an average low of 54°. 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.