S
M
T
W
T
F
S
26
68°
51°
27
66°
47°
28
60°
41°
29
62°
39°
30
66°
38°
1
67°
32°
2
67°
30°
3
81°
47°
4
85°
45°
5
60°
47°
6
61°
43°
7
76°
36°
8
73°
46°
9
83°
42°
10
72°
45°
11
82°
39°
12
87°
54°
13
81°
41°
14
84°
55°
15
94°
59°
16
93°
62°
17
91°
61°
18
88°
52°
19
62°
49°
20
67°
43°
21
64°
54°
22
76°
61°
23
76°
49°
24
83°
46°
25
85°
56°
26
85°
55°
27
83°
56°
28
74°
65°
29
79°
65°
30
83°
67°
31
87°
67°
1
85°
64°
2
81°
64°
3
79°
63°
4
81°
62°
5
80°
61°
6
82°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alta Vista
Alta Vista's May 2026 forecast shows daily high temperatures ranging from 74° to 87°, with overnight lows between 61° and 67°. The average high for May is 81° with an average low of 64°. 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 Alta Vista. See also: June | July | August.
