S
M
T
W
T
F
S
26
52°
50°
27
52°
51°
28
53°
52°
29
56°
52°
30
55°
51°
1
54°
52°
2
54°
52°
3
53°
51°
4
53°
51°
5
52°
50°
6
54°
51°
7
53°
52°
8
53°
53°
9
54°
52°
10
55°
54°
11
55°
53°
12
55°
53°
13
54°
54°
14
55°
53°
15
54°
53°
16
55°
53°
17
54°
53°
18
54°
52°
19
55°
52°
20
54°
53°
21
54°
52°
22
58°
52°
23
57°
54°
24
57°
54°
25
59°
53°
26
60°
54°
27
60°
56°
28
59°
56°
29
62°
55°
30
62°
53°
31
58°
54°
1
60°
55°
2
62°
55°
3
60°
56°
4
61°
57°
5
62°
54°
6
61°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marazion
Marazion's May 2026 forecast shows daily high temperatures ranging from 52° to 62°, with overnight lows between 50° and 57°. The average high for May is 56° with an average low of 53°. 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 Marazion. See also: June | July | August.