S
M
T
W
T
F
S
26
59°
32°
27
57°
32°
28
59°
39°
29
61°
34°
30
68°
37°
1
73°
41°
2
79°
52°
3
77°
55°
4
63°
50°
5
55°
46°
6
57°
46°
7
61°
43°
8
63°
37°
9
61°
39°
10
64°
45°
11
52°
37°
12
52°
36°
13
57°
43°
14
54°
39°
15
57°
36°
16
55°
41°
17
61°
41°
18
66°
52°
19
66°
52°
20
64°
54°
21
64°
50°
22
72°
50°
23
82°
55°
24
73°
54°
25
77°
50°
26
N/A
27
68°
44°
28
70°
47°
29
82°
55°
30
72°
52°
31
73°
54°
1
71°
56°
2
74°
56°
3
69°
54°
4
68°
55°
5
67°
51°
6
69°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Elmshorn
Elmshorn's May 2026 forecast shows daily high temperatures ranging from 67° to 82°, with overnight lows between 44° and 56°. The average high for May is 71° with an average low of 52°. 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 Elmshorn. See also: June | July | August.