S
M
T
W
T
F
S
26
60°
49°
27
69°
41°
28
64°
48°
29
65°
54°
30
69°
48°
1
68°
39°
2
62°
37°
3
64°
36°
4
76°
46°
5
81°
48°
6
70°
60°
7
63°
43°
8
70°
37°
9
77°
43°
10
83°
44°
11
64°
40°
12
73°
38°
13
76°
48°
14
62°
41°
15
73°
37°
16
84°
47°
17
91°
55°
18
93°
60°
19
94°
62°
20
93°
59°
21
84°
56°
22
57°
55°
23
59°
56°
24
75°
62°
25
76°
65°
26
76°
66°
27
79°
62°
28
77°
58°
29
76°
54°
30
70°
53°
31
75°
52°
1
80°
60°
2
77°
59°
3
80°
58°
4
81°
56°
5
81°
60°
6
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Altavista
Altavista's May 2026 forecast shows daily high temperatures ranging from 59° to 82°, with overnight lows between 52° and 66°. The average high for May is 76° with an average low of 59°. 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 Altavista. See also: June | July | August.