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