S
M
T
W
T
F
S
26
82°
59°
27
79°
55°
28
73°
46°
29
88°
61°
30
79°
61°
1
70°
55°
2
68°
46°
3
73°
37°
4
80°
40°
5
84°
48°
6
88°
57°
7
79°
64°
8
72°
57°
9
68°
55°
10
83°
62°
11
86°
59°
12
70°
59°
13
72°
59°
14
82°
53°
15
82°
47°
16
89°
67°
17
86°
66°
18
91°
62°
19
89°
64°
20
90°
68°
21
89°
63°
22
86°
65°
23
85°
63°
24
86°
64°
25
86°
65°
26
83°
64°
27
84°
63°
28
83°
62°
29
86°
63°
30
88°
66°
31
86°
65°
1
88°
67°
2
89°
67°
3
89°
66°
4
84°
67°
5
84°
67°
6
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rhine
Rhine's May 2026 forecast shows daily high temperatures ranging from 83° to 91°, with overnight lows between 62° and 68°. The average high for May is 87° with an average low of 65°. 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 Rhine. See also: June | July | August.