S
M
T
W
T
F
S
26
57°
38°
27
69°
36°
28
49°
35°
29
42°
32°
30
41°
33°
1
39°
27°
2
41°
27°
3
51°
31°
4
54°
29°
5
38°
33°
6
38°
33°
7
42°
33°
8
47°
32°
9
49°
36°
10
43°
32°
11
43°
34°
12
51°
30°
13
56°
38°
14
60°
42°
15
66°
37°
16
56°
48°
17
64°
38°
18
56°
50°
19
61°
37°
20
42°
32°
21
50°
35°
22
66°
37°
23
71°
51°
24
49°
44°
25
80°
53°
26
78°
42°
27
65°
41°
28
78°
42°
29
67°
37°
30
66°
39°
31
64°
39°
1
65°
45°
2
66°
46°
3
64°
44°
4
63°
46°
5
64°
44°
6
64°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in White River
White River's May 2026 forecast shows daily high temperatures ranging from 63° to 80°, with overnight lows between 37° and 53°. The average high for May is 68° with an average low of 44°. 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 White River. See also: June | July | August.