S
M
T
W
T
F
S
26
73°
48°
27
66°
54°
28
70°
54°
29
66°
52°
30
72°
50°
1
70°
50°
2
64°
52°
3
63°
48°
4
55°
48°
5
54°
43°
6
57°
41°
7
66°
39°
8
64°
37°
9
68°
45°
10
64°
43°
11
66°
37°
12
57°
46°
13
59°
43°
14
57°
45°
15
54°
41°
16
55°
41°
17
63°
43°
18
66°
48°
19
77°
45°
20
79°
52°
21
86°
48°
22
88°
52°
23
84°
59°
24
88°
54°
25
86°
54°
26
88°
54°
27
91°
50°
28
91°
54°
29
84°
54°
30
77°
57°
31
71°
44°
1
81°
51°
2
67°
48°
3
79°
53°
4
68°
48°
5
65°
50°
6
75°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Vitoria-Gasteiz
Vitoria-Gasteiz's May 2026 forecast shows daily high temperatures ranging from 65° to 81°, with overnight lows between 44° and 53°. The average high for May is 72° with an average low of 49°. 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 Vitoria-Gasteiz. See also: June | July | August.