S
M
T
W
T
F
S
26
82°
64°
27
80°
62°
28
82°
55°
29
90°
65°
30
82°
69°
1
70°
58°
2
67°
54°
3
74°
46°
4
81°
48°
5
83°
56°
6
88°
63°
7
78°
70°
8
74°
64°
9
69°
62°
10
83°
65°
11
87°
65°
12
73°
59°
13
77°
58°
14
81°
61°
15
82°
52°
16
88°
61°
17
92°
66°
18
89°
65°
19
90°
67°
20
88°
67°
21
90°
68°
22
87°
69°
23
90°
69°
24
90°
69°
25
84°
68°
26
86°
67°
27
86°
69°
28
87°
68°
29
83°
68°
30
84°
66°
31
87°
67°
1
89°
69°
2
89°
69°
3
88°
68°
4
84°
69°
5
85°
69°
6
85°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sylvester
Sylvester's May 2026 forecast shows daily high temperatures ranging from 83° to 90°, with overnight lows between 65° and 69°. The average high for May is 87° with an average low of 68°. 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 Sylvester. See also: June | July | August.