S
M
T
W
T
F
S
26
61°
48°
27
64°
32°
28
70°
30°
29
72°
45°
30
70°
46°
1
70°
39°
2
68°
46°
3
73°
50°
4
72°
50°
5
58°
45°
6
68°
37°
7
70°
34°
8
81°
43°
9
82°
50°
10
81°
46°
11
84°
45°
12
86°
52°
13
84°
59°
14
81°
48°
15
79°
52°
16
77°
50°
17
75°
48°
18
72°
48°
19
72°
39°
20
73°
46°
21
73°
45°
22
77°
52°
23
81°
46°
24
81°
50°
25
79°
50°
26
75°
48°
27
80°
47°
28
80°
45°
29
80°
47°
30
83°
51°
31
87°
54°
1
88°
52°
2
88°
56°
3
84°
52°
4
86°
53°
5
85°
53°
6
84°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Whiteriver
Whiteriver's May 2026 forecast shows daily high temperatures ranging from 80° to 88°, with overnight lows between 45° and 56°. The average high for May is 84° with an average low of 51°. 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 Whiteriver. See also: June | July | August.