Measurements:
°C
°F
Santa Catalina Island
64°F
E 4 mph
Feels like: 64°F
Precip: 0%
World Resorts USA Santa Catalina Island Weather

Santa Catalina Island Sea Water Temperature

Current Sea Water Temperature:
+64.2°F
Maximum Sea Water Temperature in November: 69.6°F
Minimum Sea Water Temperature in November: 62.2°F
Average water temperature in November: 64.9°F

Sea Water Temperature for the Last 10 Days:

November 05 64.2°F October 31 66.6°F
November 04 64.6°F October 30 67.6°F
November 03 64.8°F October 29 68.0°F
November 02 65.4°F October 28 67.0°F
November 01 65.8°F October 27 66.8°F

When is the Warmest Sea for Santa Catalina Island?

According to our data for the last three years for Santa Catalina Island the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Santa Catalina Island was 72.9°F. The maximum and minimum values were 70.4°F and 74.2°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Santa Catalina Island was 71.3°F. The maximum and minimum values were 68.6°F and 74.4°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Santa Catalina Island was 70.8°F. The maximum and minimum values were 69.2°F and 72.2°F respectively.

Best Time to Visit Santa Catalina Island
The most sunny months:
August 29 days
July 28 days
September 24 days
The most warm months:
August 79.4 °F
September 78.8 °F
July 77.7 °F
Warmest sea temperature:
August 72.9 °F
September 72.6 °F
July 70.8 °F
The most cold months:
March 63.3 °F
January 64.6 °F
December 64.6 °F
The most rainy months:
December 3 days
January 2 days
February 1 day
The most windy months:
March 8 mph
April 7 mph
May 7 mph

Santa Catalina Island on the Weather Map

USA Resorts:
NAME
Boston +52
Chicago +64
Hawaii +80
Honolulu +80
Houston +80
Las Vegas +46
Los Angeles +62
Maui +74
Miami +82
New York +58
San Diego +56
San Francisco +58
Sarasota +74
Tampa +74
Washington +60
24 Hours Weather Forecast
Santa Catalina Island
Local time: 04:24
05 nov, tuesday
0600 64°F
E
4 mph
0900 60°F
E
4 mph
1200 62°F
NE
4 mph
1500 62°F
NE
6 mph
1800 62°F
NE
6 mph
2100 60°F
NE
4 mph
06 nov, wednesday
0000 58°F
NW
2 mph
0300 60°F
NW
8 mph