S
M
T
W
T
F
S
26
70°
39°
27
63°
34°
28
65°
37°
29
64°
42°
30
49°
38°
1
55°
29°
2
58°
39°
3
61°
33°
4
73°
40°
5
79°
48°
6
81°
50°
7
75°
55°
8
73°
56°
9
67°
53°
10
74°
53°
11
78°
53°
12
84°
57°
13
69°
51°
14
69°
50°
15
69°
51°
16
70°
50°
17
73°
51°
18
75°
54°
19
74°
53°
20
75°
51°
21
69°
48°
22
68°
48°
23
69°
50°
24
70°
50°
25
72°
55°
26
77°
56°
27
78°
55°
28
77°
56°
29
77°
56°
30
75°
55°
31
74°
56°
1
74°
53°
2
76°
55°
3
78°
56°
4
78°
57°
5
74°
54°
6
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rahau
Rahau's May 2026 forecast shows daily high temperatures ranging from 67° to 84°, with overnight lows between 48° and 57°. The average high for May is 74° 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 Rahau. See also: June | July | August.