S
M
T
W
T
F
S
26
61°
44°
27
56°
49°
28
57°
50°
29
58°
44°
30
62°
47°
1
63°
49°
2
67°
51°
3
74°
51°
4
75°
53°
5
66°
53°
6
61°
49°
7
57°
51°
8
60°
49°
9
59°
49°
10
63°
52°
11
59°
50°
12
73°
50°
13
59°
53°
14
58°
50°
15
52°
46°
16
55°
46°
17
62°
43°
18
60°
49°
19
60°
48°
20
61°
50°
21
63°
50°
22
64°
48°
23
57°
49°
24
57°
48°
25
56°
47°
26
58°
49°
27
58°
48°
28
57°
48°
29
59°
50°
30
62°
51°
31
63°
48°
1
66°
50°
2
68°
51°
3
69°
50°
4
67°
50°
5
65°
48°
6
67°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Metchosin
Metchosin's May 2026 forecast shows daily high temperatures ranging from 56° to 69°, with overnight lows between 47° and 51°. The average high for May is 62° 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 Metchosin. See also: June | July | August.