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
66°
55°
21
73°
56°
22
81°
54°
23
88°
59°
24
90°
58°
25
88°
57°
26
90°
60°
27
84°
51°
28
80°
53°
29
87°
57°
30
82°
55°
31
77°
55°
1
76°
56°
2
74°
54°
3
74°
54°
4
75°
56°
5
64°
51°
6
66°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ober-Olm
Ober-Olm's May 2026 forecast shows daily high temperatures ranging from 64° to 90°, with overnight lows between 51° and 60°. The average high for May is 80° with an average low of 56°. 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 Ober-Olm. See also: June | July | August.