S
M
T
W
T
F
S
26
72°
54°
27
79°
55°
28
73°
46°
29
68°
41°
30
70°
43°
1
70°
46°
2
73°
46°
3
90°
46°
4
88°
61°
5
66°
52°
6
61°
46°
7
82°
43°
8
86°
54°
9
91°
52°
10
70°
52°
11
79°
46°
12
95°
52°
13
88°
64°
14
99°
63°
15
95°
72°
16
97°
64°
17
95°
73°
18
95°
59°
19
70°
54°
20
73°
57°
21
67°
58°
22
75°
58°
23
77°
58°
24
83°
61°
25
86°
60°
26
90°
62°
27
85°
61°
28
85°
63°
29
84°
64°
30
87°
65°
31
86°
62°
1
85°
62°
2
83°
66°
3
80°
60°
4
80°
61°
5
82°
67°
6
87°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alva
Alva's May 2026 forecast shows daily high temperatures ranging from 67° to 90°, with overnight lows between 54° and 68°. The average high for May is 81° with an average low of 61°. 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 Alva. See also: June | July | August.