S
M
T
W
T
F
S
26
64°
37°
27
66°
39°
28
66°
41°
29
64°
45°
30
59°
37°
1
70°
34°
2
75°
39°
3
75°
46°
4
70°
48°
5
63°
46°
6
63°
46°
7
57°
45°
8
66°
41°
9
72°
46°
10
70°
46°
11
59°
39°
12
50°
37°
13
55°
36°
14
55°
41°
15
54°
39°
16
54°
39°
17
59°
37°
18
59°
37°
19
64°
39°
20
63°
50°
21
70°
52°
22
77°
46°
23
N/A
24
86°
57°
25
85°
53°
26
86°
55°
27
85°
51°
28
78°
48°
29
79°
51°
30
81°
53°
31
82°
55°
1
81°
56°
2
79°
57°
3
78°
55°
4
73°
54°
5
74°
53°
6
64°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Neu-Ulm
Neu-Ulm's May 2026 forecast shows daily high temperatures ranging from 64° to 86°, with overnight lows between 48° and 57°. The average high for May is 79° with an average low of 54°. 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 Neu-Ulm. See also: June | July | August.