S
M
T
W
T
F
S
26
65°
40°
27
68°
42°
28
72°
49°
29
67°
46°
30
66°
42°
1
74°
45°
2
78°
49°
3
74°
52°
4
68°
49°
5
65°
56°
6
67°
51°
7
57°
49°
8
65°
44°
9
72°
46°
10
73°
53°
11
57°
44°
12
53°
39°
13
54°
43°
14
54°
45°
15
56°
42°
16
57°
42°
17
63°
40°
18
61°
47°
19
64°
43°
20
69°
50°
21
75°
49°
22
80°
54°
23
84°
57°
24
85°
56°
25
85°
56°
26
86°
59°
27
82°
55°
28
81°
56°
29
76°
53°
30
72°
50°
31
71°
52°
1
70°
51°
2
65°
48°
3
64°
48°
4
65°
50°
5
65°
51°
6
66°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ingelheim am Rhein
Ingelheim am Rhein's May 2026 forecast shows daily high temperatures ranging from 64° to 86°, with overnight lows between 48° and 59°. The average high for May is 75° with an average low of 53°. 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 Ingelheim am Rhein. See also: June | July | August.