Current sea water temperature:
+84.6°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: | 82.5°F |
| more information | |
14 days
forecast
forecast
| San Diego |
monthly
weather
weather
| San Diego |
Sea water temperature for the last 10 days:
| April 29 | 84.6°F | April 24 | 82.9°F |
| April 28 | 85.1°F | April 23 | 83.5°F |
| April 27 | 84.4°F | April 22 | 83.3°F |
| April 26 | 84.4°F | April 21 | 83.1°F |
| April 25 | 83.8°F | April 20 | 83.1°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
May
May
| 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: 06:36
April 29, wednesday
0900
88°F
W
12 mph
12 mph
1200
93°F
W
9 mph
9 mph
1500
95°F
W
8 mph
8 mph
1800
88°F
SE
6 mph
6 mph
2100
84°F
S
4 mph
4 mph
April 30, thursday
0000
82°F
W
8 mph
8 mph
0300
81°F
W
9 mph
9 mph
0600
81°F
W
11 mph
11 mph
