S
M
T
W
T
F
S
26
55°
44°
27
54°
39°
28
54°
38°
29
55°
39°
30
55°
46°
1
56°
42°
2
57°
41°
3
56°
45°
4
56°
43°
5
59°
48°
6
61°
48°
7
62°
47°
8
65°
48°
9
63°
49°
10
59°
48°
11
59°
46°
12
60°
50°
13
63°
50°
14
64°
49°
15
61°
45°
16
62°
43°
17
63°
45°
18
67°
51°
19
68°
50°
20
65°
46°
21
62°
44°
22
63°
48°
23
63°
53°
24
66°
54°
25
67°
54°
26
70°
53°
27
70°
54°
28
71°
53°
29
68°
49°
30
65°
50°
31
64°
48°
1
67°
46°
2
65°
47°
3
65°
50°
4
66°
49°
5
66°
48°
6
65°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hamburg
Hamburg's May 2026 forecast shows daily high temperatures ranging from 54° to 71°, with overnight lows between 38° and 54°. The average high for May is 62° with an average low of 47°. 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 Hamburg. See also: June | July | August.