S
M
T
W
T
F
S
26
46°
34°
27
50°
34°
28
41°
35°
29
40°
35°
30
39°
36°
1
43°
37°
2
53°
33°
3
43°
33°
4
55°
35°
5
53°
40°
6
56°
44°
7
49°
43°
8
51°
40°
9
52°
43°
10
48°
43°
11
51°
45°
12
49°
41°
13
51°
39°
14
48°
43°
15
51°
42°
16
53°
41°
17
50°
41°
18
51°
43°
19
53°
39°
20
54°
42°
21
52°
41°
22
52°
39°
23
53°
40°
24
53°
42°
25
54°
43°
26
54°
44°
27
59°
39°
28
53°
38°
29
53°
38°
30
54°
39°
31
57°
42°
1
61°
46°
2
62°
46°
3
59°
45°
4
60°
46°
5
58°
47°
6
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rocky Bay
Rocky Bay's May 2026 forecast shows daily high temperatures ranging from 48° to 63°, with overnight lows between 38° and 47°. The average high for May is 54° 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 Rocky Bay. See also: June | July | August.