World Resorts USA Santa Catalina Island Weather

Santa Catalina Island Sea Temperature in April

Average sea water temperature in April:
+60.4°F
Minimum sea water temperature in April: 64.8°F
Maximum sea water temperature in April: 56.3°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 63.9°F. The highest and lowest sea temperatures during the month were 64.8°F and 62.8°F.

Monthly sea water temperature in Santa Catalina Island, °F

Which USA resorts have warmest sea in April?

Place name April 2026 April 2025
Everglades 78.3°F 78.8°F
West Palm Beach 78.1°F 78.3°F
Fort Lauderdale 78.0°F 78.0°F
Miami Beach 77.9°F 78.3°F
Key Largo 77.9°F 78.5°F
Key West 77.9°F 78.0°F
Hialeah 77.6°F 77.9°F
Kailua Kona 77.4°F 78.1°F
Miami 77.4°F 77.9°F
Honolulu 76.3°F 77.4°F
Cape Coral 76.1°F 77.2°F
Hawaii 76.1°F 77.3°F
Kahului 76.0°F 76.8°F
Marco Island 75.9°F 77.3°F
Kauai 75.9°F 74.9°F
Maui 75.8°F 76.6°F
Naples 75.4°F 77.0°F
Tampa 75.0°F 76.6°F
St. Petersburg 75.0°F 76.3°F
Oahu 74.8°F 76.4°F

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:
December 61.9 °F
January 62.3 °F
March 62.5 °F
Rainiest months:
January 2 days
December 2 days
April 1 day
Windiest months:
March 8.5 mph
February 7.8 mph
April 7.5 mph

Santa Catalina Island on a weather map

Santa Catalina Island
+57°F
E 16 mph
Feels like: +54°F
Precip.: 82%
Places in USA:
Name
°F
+57°F
+75°F
+75°F
+61°F
+68°F
+88°F
+82°F
+72°F
+50°F
+66°F
+59°F
+82°F
+90°F
+88°F
+50°F
24 Hours Forecast
Santa Catalina Island
Local time: 12:49
April 26, sunday
1500
61°F
E
17 mph
1800
61°F
E
17 mph
2100
55°F
E
14 mph
April 27, monday
0000
57°F
E
13 mph
0300
55°F
E
12 mph
0600
55°F
SE
12 mph
0900
55°F
E
12 mph
1200
55°F
E
14 mph
Units of measurement: °C / °F