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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Catalina Island, CA
Content continues below
May
Average Temperature
High
18°
Feels 18
Low
13°
Feels 12
Average Precipitation
1 Days
Rain amount
2.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20°
20
20°
21
19°
22
17°
23
17°
24
17°
25
16°
26
16°
27
16°
28
17°
29
18°
30
18°
31
18°
Forecast
Tuesday, May 19, 2026
Day
20°
Feels 20
Wind
28 km/h NW
Gust
41 km/h
Humidity
66%
P.O.P
10%
Night
18°
Feels 18
Wind
29 km/h NW
Gust
44 km/h
Humidity
81%
P.O.P
0%
Historical Averages
May 19
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.