S
M
T
W
T
F
S
26
71°
36°
27
N/A
28
59°
44°
29
73°
47°
30
72°
47°
1
67°
46°
2
79°
46°
3
84°
48°
4
88°
50°
5
81°
45°
6
67°
42°
7
67°
43°
8
66°
45°
9
64°
45°
10
61°
43°
11
73°
55°
12
58°
42°
13
60°
45°
14
66°
45°
15
63°
46°
16
63°
46°
17
59°
42°
18
60°
45°
19
60°
43°
20
61°
44°
21
59°
46°
22
60°
44°
23
59°
46°
24
61°
45°
25
62°
48°
26
61°
45°
27
61°
45°
28
60°
46°
29
61°
46°
30
60°
45°
31
60°
45°
1
61°
46°
2
63°
46°
3
69°
47°
4
65°
49°
5
64°
49°
6
64°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Squamish
Squamish's May 2026 forecast shows daily high temperatures ranging from 58° to 88°, with overnight lows between 42° and 55°. The average high for May is 65° with an average low of 46°. 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 Squamish. See also: June | July | August.
