S
M
T
W
T
F
S
26
83°
65°
27
90°
73°
28
86°
64°
29
64°
58°
30
63°
55°
1
64°
52°
2
75°
48°
3
80°
47°
4
83°
60°
5
85°
57°
6
69°
50°
7
73°
47°
8
78°
56°
9
87°
62°
10
78°
59°
11
77°
56°
12
83°
53°
13
90°
57°
14
90°
63°
15
87°
70°
16
86°
68°
17
86°
72°
18
91°
77°
19
83°
58°
20
71°
58°
21
75°
63°
22
84°
61°
23
83°
62°
24
86°
63°
25
86°
62°
26
85°
60°
27
83°
64°
28
85°
63°
29
90°
66°
30
92°
71°
31
94°
72°
1
95°
70°
2
92°
70°
3
86°
67°
4
83°
70°
5
82°
72°
6
87°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Runaway Bay
Runaway Bay's May 2026 forecast shows daily high temperatures ranging from 82° to 95°, with overnight lows between 67° and 72°. The average high for May is 88° with an average low of 70°. 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 Runaway Bay. See also: June | July | August.