S
M
T
W
T
F
S
26
64°
39°
27
68°
43°
28
73°
52°
29
68°
48°
30
66°
41°
1
75°
45°
2
81°
48°
3
75°
46°
4
72°
46°
5
70°
57°
6
64°
52°
7
59°
50°
8
66°
46°
9
73°
48°
10
77°
55°
11
59°
43°
12
54°
39°
13
57°
43°
14
57°
45°
15
59°
43°
16
59°
43°
17
64°
39°
18
63°
46°
19
66°
43°
20
68°
54°
21
75°
55°
22
N/A
23
87°
58°
24
88°
59°
25
85°
59°
26
88°
61°
27
76°
51°
28
74°
52°
29
78°
56°
30
80°
57°
31
75°
56°
1
77°
55°
2
74°
54°
3
73°
56°
4
64°
49°
5
64°
50°
6
65°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Neu-Isenburg
Neu-Isenburg's May 2026 forecast shows daily high temperatures ranging from 64° to 88°, with overnight lows between 49° and 61°. The average high for May is 77° with an average low of 55°. 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-Isenburg. See also: June | July | August.