World Resorts USA Santa Catalina Island Weather

Santa Catalina Island 14 Days Forecast

20.12
sat
Day
59°F
W 7 mph
Precip.
0%
Night
61°F
E 2 mph
Precip.
0%
21.12
sun
Day
55°F
SE 3 mph
Precip.
0%
Night
59°F
SE 11 mph
Precip.
0%
22.12
mon
Day
55°F
SE 7 mph
Precip.
0%
Night
64°F
SE 6 mph
Precip.
0%
23.12
tue
Day
64°F
NW 6 mph
Precip.
0%
Night
64°F
NW 25 mph
Precip.
0%
24.12
wed
Day
64°F
NE 22 mph
Precip.
100%
Night
59°F
N 12 mph
Precip.
30%
25.12
thu
Day
66°F
N 12 mph
Precip.
100%
Night
63°F
N 11 mph
Precip.
73%
26.12
fri
Day
66°F
N 16 mph
Precip.
100%
Night
59°F
E 23 mph
Precip.
0%
27.12
sat
Day
63°F
SE 9 mph
Precip.
0%
Night
59°F
SE 6 mph
Precip.
0%
28.12
sun
Day
64°F
SE 7 mph
Precip.
0%
Night
61°F
SE 12 mph
Precip.
0%
29.12
mon
Day
64°F
SE 8 mph
Precip.
0%
Night
61°F
SE 1 mph
Precip.
0%
30.12
tue
Day
64°F
NW 6 mph
Precip.
0%
Night
59°F
NE 6 mph
Precip.
26%
31.12
wed
Day
64°F
N 5 mph
Precip.
47%
Night
57°F
N 4 mph
Precip.
0%
01.01
thu
Day
61°F
E 7 mph
Precip.
55%
Night
57°F
E 12 mph
Precip.
100%
02.01
fri
Day
57°F
E 13 mph
Precip.
69%
Night
55°F
E 21 mph
Precip.
0%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 63.3°F. The highest and lowest sea temperatures during the month were 63.7°F and 62.8°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 58.5°F. The highest and lowest sea temperatures during the month were 59.9°F and 57.4°F.

Air temperature in Santa Catalina Island, °F

Precipitation total in Santa Catalina Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Santa Catalina Island

Sunniest months:
August 24 days
July 23 days
September 21 days
Warmest months:
August 75.1 °F
September 74.6 °F
July 73.3 °F
Warmest sea temp:
August 70.5 °F
September 70.4 °F
July 68.6 °F
Coldest months:
March 61.0 °F
December 61.9 °F
January 62.2 °F
Rainiest months:
January 2 days
December 2 days
February 1 day
Windiest months:
March 8.8 mph
April 7.5 mph
February 7.5 mph

Santa Catalina Island on a weather map

Current weather
02:45
Santa Catalina Island
+50°F
E 4 mph
Feels like: +50°F
Precip.: 0%
Places in USA:
Name
°F
Washington
+30°F
Hawaii
+75°F
Honolulu
+75°F
Las Vegas
+43°F
Los Angeles
+55°F
Miami
+68°F
Miami Beach
+70°F
Maui
+70°F
New York
+32°F
San Diego
+57°F
San Francisco
+57°F
Sarasota
+52°F
Tampa
+50°F
Houston
+48°F
Chicago
+27°F
all places
24 Hours Forecast
Santa Catalina Island
Local time: 02:45
December 20, saturday
0300
50°F
E
4 mph
0600
50°F
W
5 mph
0900
54°F
W
6 mph
1200
59°F
W
7 mph
1500
57°F
W
2 mph
1800
59°F
S
1 mph
2100
61°F
SE
2 mph
December 21, sunday
0000
61°F
E
2 mph
Units of measurement: °C / °F