S
M
T
W
T
F
S
26
56°
43°
27
60°
42°
28
57°
44°
29
57°
42°
30
60°
42°
1
61°
43°
2
63°
45°
3
62°
42°
4
64°
45°
5
65°
45°
6
61°
44°
7
62°
42°
8
65°
41°
9
62°
43°
10
63°
49°
11
72°
48°
12
63°
45°
13
64°
49°
14
73°
49°
15
65°
45°
16
65°
44°
17
66°
48°
18
72°
52°
19
74°
47°
20
72°
43°
21
65°
43°
22
66°
47°
23
67°
44°
24
70°
51°
25
76°
54°
26
77°
53°
27
68°
51°
28
69°
53°
29
69°
52°
30
70°
51°
31
69°
54°
1
77°
55°
2
78°
54°
3
78°
56°
4
79°
55°
5
78°
53°
6
80°
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 56° to 80°, with overnight lows between 41° and 56°. The average high for May is 68° with an average low of 48°. 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.