S
M
T
W
T
F
S
26
66°
54°
27
67°
53°
28
69°
54°
29
65°
50°
30
66°
51°
1
71°
55°
2
72°
56°
3
71°
54°
4
68°
54°
5
65°
52°
6
66°
52°
7
66°
53°
8
67°
54°
9
70°
56°
10
72°
57°
11
73°
58°
12
73°
56°
13
70°
55°
14
68°
54°
15
68°
54°
16
69°
56°
17
67°
55°
18
68°
54°
19
66°
53°
20
66°
53°
21
65°
52°
22
66°
52°
23
66°
54°
24
68°
55°
25
67°
53°
26
73°
59°
27
75°
59°
28
75°
58°
29
69°
52°
30
67°
52°
31
68°
58°
1
72°
57°
2
75°
58°
3
74°
57°
4
75°
58°
5
72°
59°
6
74°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Catalina Island Golf Course
Catalina Island Golf Course's May 2026 forecast shows daily high temperatures ranging from 65° to 75°, with overnight lows between 50° and 59°. The average high for May is 69° with an average low of 55°. 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 Catalina Island Golf Course. See also: June | July | August.
