Current sea water temperature:
+83.1°F
| Minimum sea water temperature in April: | 85.3°F |
| Maximum sea water temperature in April: | 78.4°F |
| Average sea water temperature in April: | 82.4°F |
| more information | |
14 days
forecast
forecast
| San Diego |
monthly
weather
weather
| San Diego |
Sea water temperature for the last 10 days:
| April 8 | 83.1°F | April 3 | 83.5°F |
| April 7 | 82.9°F | April 2 | 82.0°F |
| April 6 | 83.1°F | April 1 | 81.9°F |
| April 5 | 82.8°F | March 31 | 81.9°F |
| April 4 | 82.8°F | March 30 | 82.0°F |
Monthly sea water temperature, °F
When is the warmest sea in San Diego?
Based on the data about daily sea water temperature for the last three years the warmest sea in San Diego was noticed in September, October and August.
Monthly Sea Temperatures in San Diego, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 84.8°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.0°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 84.4°F. The highest and lowest sea temperatures during the month were 85.3°F and 83.8°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 85.6°F and 83.5°F.
current
weather
weather
| San Diego |
weather in
April
April
| San Diego |
Best time for vacation in San Diego
San Diego on a weather map
Places in Nicaragua:
Name
°F
24 Hours Forecast
San Diego
Local time: 03:15
April 08, wednesday
0600
79°F
W
13 mph
13 mph
0900
88°F
W
14 mph
14 mph
1200
95°F
W
12 mph
12 mph
1500
97°F
W
11 mph
11 mph
1800
86°F
SE
8 mph
8 mph
2100
82°F
SW
5 mph
5 mph
April 09, thursday
0000
82°F
W
12 mph
12 mph
0300
79°F
W
17 mph
17 mph
