Swimming in San Diego in august 2025: Average sea temperature in august and tide times in august 2025
Average sea temperature in San Diego in august 2025.
In august, according to seasonal norms, the sea temperature in San Diego is:
Minimum: 66°F
Average: 68°F
Maximum: 71°F
Other useful seasonal weather averages in august:
- Outside temperature: 73°F to 79°F
- Most common weather: "Clear/Sunny"
- The wind blows at 14.3mph
- It rains a total of 0.9in, over 2 day(s).
Should we swim in San Diego in august?
Yes... and no. The water temperature in San Diego in august is cool
Swimming in august on the beaches of San Diego is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 71°F, it can also be as low as 66°F! Note that the average is 68°F.
Note also that in august, the climate is perfect with an average outside temperature of 76°F, 0.9in of precipitation (over 2 days) and 70.17 % humidity.
Water and normal seasonal temperatures in San Diego in august
| August | |||
| Average sea temperature | 68°F | ||
| Minimum sea temperature | 66°F | ||
| Maximum sea temperature | 71°F | ||
| Average outside temperature | 77°F | ||
| Maximum outside temperature | 79°F | ||
| Minimum outside temperature | 74°F | ||
| Wind speed | 10.6mph | ||
| Wind temperature | 74°F | ||
| Precipitation | 0.9in | ||
| Number of days of rain | 2 jour(s) (5%) | ||
| Humidity | 71% | ||
| Visibility in kilometers | 9.93km | ||
| Cloud cover | 9% | ||
| Our opinion | cool swimming |
Chart of the tides in august 2025
Tide times in august 2025 in San Diego
Swim elsewhere in California in august
| City | Average T° | Min. T° | Max. T° | Our opinion | Los Angeles in august | 68°F | 71°F | cool swimming | San Francisco in august | 57°F | 59°F | freezing swimming | Big Sur in august | 59°F | 61°F | freezing swimming | Carmel-by-the-Sea in august | 58°F | 61°F | freezing swimming | Eureka in august | 53°F | 56°F | freezing swimming | Half Moon Bay in august | 57°F | 59°F | freezing swimming | Hollywood in august | 68°F | 71°F | cool swimming | Malibu in august | 67°F | 69°F | cool swimming | Mendocino in august | 54°F | 58°F | freezing swimming | Morro Bay in august | 59°F | 62°F | freezing swimming | Oakland in august | 57°F | 60°F | freezing swimming | Pismo Beach in august | 59°F | 62°F | freezing swimming | San Clemente in august | 69°F | 71°F | cool swimming | Santa Barbara in august | 63°F | 66°F | cold swimming | Santa Cruz California in august | 58°F | 61°F | freezing swimming | Santa Monica in august | 68°F | 70°F | cool swimming | Ventura in august | 64°F | 68°F | cool swimming | Bodega Bay in august | 55°F | 58°F | freezing swimming | Carlsbad in august | 68°F | 71°F | cool swimming | Huntington Beach in august | 68°F | 70°F | cool swimming |