S
M
T
W
T
F
S
26
71°
38°
27
58°
41°
28
61°
49°
29
72°
39°
30
81°
43°
1
74°
50°
2
74°
51°
3
91°
49°
4
76°
55°
5
65°
54°
6
68°
55°
7
71°
51°
8
69°
50°
9
79°
46°
10
70°
54°
11
80°
51°
12
84°
51°
13
64°
54°
14
64°
51°
15
57°
42°
16
58°
45°
17
65°
38°
18
71°
46°
19
69°
49°
20
70°
51°
21
84°
47°
22
82°
53°
23
71°
47°
24
75°
55°
25
60°
49°
26
65°
49°
27
72°
52°
28
78°
52°
29
69°
47°
30
68°
48°
31
71°
50°
1
73°
50°
2
83°
54°
3
83°
55°
4
82°
53°
5
71°
52°
6
69°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Vancouver
Vancouver's May 2026 forecast shows daily high temperatures ranging from 60° to 83°, with overnight lows between 47° and 55°. The average high for May is 73° with an average low of 51°. 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 Vancouver. See also: June | July | August.