Current sea water temperature:
+85.3°F
| Minimum sea water temperature in August: | 87.1°F |
| Maximum sea water temperature in August: | 82.9°F |
| Average sea water temperature in August: | 84.7°F |
| more information | |
14 days
forecast
forecast
| San Diego |
monthly
weather
weather
| San Diego |
Sea water temperature for the last 10 days:
| August 15 | 85.3°F | August 10 | 85.6°F |
| August 14 | 84.7°F | August 9 | 85.5°F |
| August 13 | 85.8°F | August 8 | 84.7°F |
| August 12 | 85.8°F | August 7 | 85.1°F |
| August 11 | 85.8°F | August 6 | 84.9°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 May.
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 May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 85.4°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.0°F.
current
weather
weather
| San Diego |
weather in
August
August
| 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: 11:39
August 15, saturday
1200
95°F
W
20 mph
20 mph
1500
93°F
W
21 mph
21 mph
1800
86°F
SW
17 mph
17 mph
2100
82°F
SW
16 mph
16 mph
August 16, sunday
0000
82°F
SW
16 mph
16 mph
0300
81°F
SW
15 mph
15 mph
0600
81°F
SW
15 mph
15 mph
0900
88°F
SW
17 mph
17 mph
