S
M
T
W
T
F
S
26
64°
46°
27
59°
45°
28
54°
46°
29
61°
44°
30
67°
46°
1
69°
50°
2
75°
50°
3
75°
56°
4
79°
55°
5
68°
53°
6
59°
49°
7
60°
50°
8
59°
50°
9
64°
48°
10
66°
50°
11
63°
48°
12
72°
50°
13
64°
49°
14
60°
45°
15
51°
42°
16
52°
42°
17
62°
42°
18
62°
48°
19
64°
45°
20
73°
48°
21
78°
50°
22
74°
51°
23
73°
46°
24
66°
45°
25
63°
46°
26
64°
47°
27
66°
46°
28
64°
46°
29
67°
47°
30
68°
49°
31
72°
50°
1
66°
46°
2
70°
50°
3
71°
49°
4
69°
50°
5
68°
48°
6
70°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cowichan Indian Reserve
Cowichan Indian Reserve's May 2026 forecast shows daily high temperatures ranging from 63° to 78°, with overnight lows between 45° and 51°. The average high for May is 69° with an average low of 48°. 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 Cowichan Indian Reserve. See also: June | July | August.