S
M
T
W
T
F
S
26
73°
43°
27
73°
45°
28
73°
46°
29
72°
50°
30
70°
46°
1
77°
39°
2
82°
45°
3
79°
57°
4
70°
48°
5
66°
52°
6
64°
50°
7
59°
46°
8
70°
45°
9
75°
48°
10
72°
52°
11
63°
45°
12
57°
39°
13
63°
39°
14
54°
46°
15
57°
45°
16
59°
43°
17
66°
45°
18
63°
48°
19
66°
53°
20
71°
49°
21
78°
52°
22
82°
55°
23
87°
58°
24
85°
57°
25
85°
57°
26
86°
61°
27
87°
59°
28
85°
58°
29
81°
56°
30
78°
55°
31
79°
57°
1
68°
50°
2
68°
49°
3
69°
49°
4
70°
50°
5
70°
57°
6
75°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Obernai
Obernai's May 2026 forecast shows daily high temperatures ranging from 66° to 87°, 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 Obernai. See also: June | July | August.