S
M
T
W
T
F
S
26
55°
36°
27
57°
30°
28
58°
32°
29
60°
33°
30
63°
37°
1
69°
45°
2
77°
49°
3
75°
55°
4
62°
43°
5
54°
37°
6
54°
38°
7
54°
36°
8
55°
37°
9
59°
41°
10
60°
42°
11
60°
44°
12
65°
46°
13
61°
50°
14
57°
47°
15
56°
44°
16
57°
52°
17
62°
50°
18
57°
48°
19
58°
50°
20
57°
49°
21
57°
48°
22
58°
49°
23
58°
46°
24
57°
47°
25
58°
48°
26
57°
46°
27
57°
46°
28
58°
50°
29
59°
49°
30
60°
47°
31
58°
47°
1
58°
48°
2
59°
48°
3
59°
49°
4
60°
51°
5
63°
51°
6
61°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rostock
Rostock's May 2026 forecast shows daily high temperatures ranging from 54° to 77°, with overnight lows between 36° and 55°. The average high for May is 60° with an average low of 46°. 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 Rostock. See also: June | July | August.