S
M
T
W
T
F
S
26
44°
31°
27
48°
26°
28
51°
26°
29
59°
26°
30
63°
28°
1
65°
29°
2
66°
34°
3
62°
37°
4
47°
35°
5
55°
39°
6
66°
39°
7
69°
37°
8
67°
40°
9
69°
42°
10
71°
44°
11
74°
46°
12
75°
45°
13
75°
44°
14
72°
44°
15
70°
42°
16
69°
42°
17
60°
37°
18
64°
39°
19
64°
41°
20
65°
42°
21
66°
42°
22
65°
41°
23
66°
43°
24
67°
43°
25
67°
44°
26
66°
43°
27
67°
43°
28
66°
42°
29
61°
43°
30
61°
43°
31
64°
44°
1
65°
44°
2
68°
45°
3
68°
45°
4
67°
44°
5
69°
46°
6
66°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Carnelian Bay
Carnelian Bay's May 2026 forecast shows daily high temperatures ranging from 47° to 75°, with overnight lows between 35° and 46°. The average high for May is 66° with an average low of 42°. 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 Carnelian Bay. See also: June | July | August.