World Resorts USA San Diego Weather

San Diego Sea Temperature in April

Average sea water temperature in April:
+61.0°F
Minimum sea water temperature in April: 66.4°F
Maximum sea water temperature in April: 56.1°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 58.8°F. The highest and lowest sea temperatures during the month were 60.8°F and 56.1°F.

Monthly sea water temperature in San Diego, °F

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.8°F 78.0°F
Key Largo 78.5°F 77.3°F
Islamorada 78.4°F 77.5°F
West Palm Beach 78.3°F 77.5°F
Miami Beach 78.3°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 78.0°F 76.9°F
Key West 78.0°F 77.6°F
Miami 77.9°F 76.9°F
Honolulu 77.4°F 76.2°F
Hawaii 77.3°F 76.1°F
Marco Island 77.3°F 76.6°F
Naples 77.0°F 76.3°F
Sanibel Island 76.7°F 75.8°F
Tampa 76.6°F 74.1°F
Maui 76.6°F 75.4°F
Oahu 76.4°F 75.0°F
St. Petersburg 76.3°F 74.2°F
Sarasota 76.0°F 74.3°F
Siesta Key 75.7°F 74.3°F

Best time for vacation in San Diego

Sunniest months:
July 21 days
June 20 days
August 20 days
Warmest months:
August 78.9 °F
September 77.9 °F
July 76.2 °F
Warmest sea temp:
August 69.9 °F
September 69.0 °F
July 68.8 °F
Coldest months:
January 63.2 °F
February 63.3 °F
December 63.7 °F
Rainiest months:
March 2 days
February 2 days
December 2 days
Windiest months:
May 7.5 mph
April 7.4 mph
March 7.2 mph

San Diego on a weather map

San Diego
+57°F
E 7 mph
Feels like: +57°F
Precip.: 0%
Places in USA:
Name
°F
+36°F
+75°F
+75°F
+59°F
+59°F
+70°F
+75°F
+70°F
+28°F
+57°F
+52°F
+66°F
+66°F
+70°F
+41°F
24 Hours Forecast
San Diego
Local time: 18:18
December 27, saturday
2100
54°F
E
2 mph
December 28, sunday
0000
50°F
SW
2 mph
0300
46°F
SW
4 mph
0600
45°F
SW
5 mph
0900
50°F
S
5 mph
1200
59°F
S
6 mph
1500
64°F
SE
6 mph
1800
59°F
S
7 mph
Units of measurement: °C / °F