S
M
T
W
T
F
S
26
43°
32°
27
50°
32°
28
43°
32°
29
50°
34°
30
59°
32°
1
70°
41°
2
70°
34°
3
61°
41°
4
55°
45°
5
54°
37°
6
52°
30°
7
55°
34°
8
59°
32°
9
57°
28°
10
57°
34°
11
57°
43°
12
59°
48°
13
64°
50°
14
55°
45°
15
61°
45°
16
66°
46°
17
61°
43°
18
68°
36°
19
73°
54°
20
61°
52°
21
64°
48°
22
63°
46°
23
77°
50°
24
66°
54°
25
64°
50°
26
63°
45°
27
57°
45°
28
61°
46°
29
63°
45°
30
73°
45°
31
57°
41°
1
61°
39°
2
70°
41°
3
72°
45°
4
75°
50°
5
66°
54°
6
66°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Vantaa
Vantaa's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Vantaa. See also: June | July | August.
