S
M
T
W
T
F
S
26
47°
26°
27
53°
31°
28
53°
32°
29
54°
33°
30
50°
35°
1
51°
37°
2
51°
32°
3
52°
33°
4
51°
32°
5
49°
31°
6
50°
30°
7
50°
29°
8
52°
30°
9
54°
30°
10
55°
31°
11
56°
30°
12
56°
31°
13
52°
33°
14
51°
35°
15
51°
37°
16
48°
34°
17
49°
34°
18
46°
31°
19
46°
29°
20
45°
28°
21
46°
28°
22
45°
35°
23
46°
35°
24
46°
34°
25
47°
35°
26
45°
30°
27
46°
28°
28
45°
29°
29
48°
31°
30
45°
32°
31
47°
33°
1
51°
34°
2
52°
34°
3
51°
36°
4
52°
35°
5
49°
35°
6
48°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bella Vista
Bella Vista's May 2026 forecast shows daily high temperatures ranging from 45° to 56°, with overnight lows between 26° and 37°. The average high for May is 50° with an average low of 32°. 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 Bella Vista. See also: June | July | August.