S
M
T
W
T
F
S
26
52°
31°
27
51°
33°
28
61°
31°
29
59°
36°
30
61°
34°
1
66°
38°
2
67°
47°
3
59°
45°
4
N/A
5
55°
43°
6
54°
43°
7
56°
46°
8
56°
47°
9
60°
49°
10
61°
52°
11
61°
51°
12
63°
49°
13
58°
47°
14
60°
52°
15
68°
47°
16
66°
56°
17
58°
50°
18
59°
48°
19
55°
47°
20
55°
46°
21
56°
46°
22
54°
47°
23
55°
47°
24
56°
52°
25
57°
52°
26
60°
53°
27
63°
53°
28
60°
52°
29
59°
48°
30
57°
47°
31
58°
52°
1
62°
52°
2
58°
51°
3
57°
51°
4
60°
52°
5
61°
51°
6
64°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Sylt
Sylt's May 2026 forecast shows daily high temperatures ranging from 54° to 68°, with overnight lows between 43° and 56°. The average high for May is 59° with an average low of 50°. 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 Sylt. See also: June | July | August.