S
M
T
W
T
F
S
26
63°
45°
27
64°
41°
28
57°
43°
29
66°
36°
30
70°
41°
1
63°
39°
2
59°
50°
3
54°
48°
4
57°
45°
5
57°
45°
6
54°
41°
7
57°
45°
8
57°
39°
9
54°
36°
10
55°
34°
11
55°
39°
12
57°
45°
13
55°
39°
14
57°
37°
15
54°
34°
16
55°
34°
17
55°
45°
18
56°
46°
19
58°
50°
20
57°
48°
21
61°
52°
22
63°
54°
23
65°
49°
24
70°
50°
25
71°
52°
26
70°
51°
27
68°
51°
28
67°
50°
29
63°
47°
30
62°
48°
31
57°
46°
1
57°
44°
2
58°
44°
3
58°
48°
4
59°
48°
5
58°
49°
6
58°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Wemyss Bay
Wemyss Bay's May 2026 forecast shows daily high temperatures ranging from 56° to 71°, with overnight lows between 44° and 54°. 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 Wemyss Bay. See also: June | July | August.