Swimming in San Diego in october 2025: Average sea temperature in october and tide times in october 2025
Average sea temperature in San Diego in october 2025.
In october, according to seasonal norms, the sea temperature in San Diego is:
Minimum: 63°F
Average: 65°F
Maximum: 68°F
Other useful seasonal weather averages in october:
- Outside temperature: 68°F to 76°F
- Most common weather: "Clear/Sunny"
- The wind blows at 12.4mph
- It rains a total of 0.6in, over 1 day(s).
Should we swim in San Diego in october?
Yes... and no. The water temperature in San Diego in october is cool
Swimming in october on the beaches of San Diego is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 68°F, it can also be as low as 63°F! Note that the average is 65°F.
Note also that in october, the climate is perfect with an average outside temperature of 72°F, 0.6in of precipitation (over 1 days) and 64.62 % humidity.
Water and normal seasonal temperatures in San Diego in october
| October | |||
| Average sea temperature | 65°F | ||
| Minimum sea temperature | 63°F | ||
| Maximum sea temperature | 68°F | ||
| Average outside temperature | 72°F | ||
| Maximum outside temperature | 77°F | ||
| Minimum outside temperature | 68°F | ||
| Wind speed | 9.9mph | ||
| Wind temperature | 68°F | ||
| Precipitation | 0.6in | ||
| Number of days of rain | 1 jour(s) (3%) | ||
| Humidity | 65% | ||
| Visibility in kilometers | 9.9km | ||
| Cloud cover | 13% | ||
| Our opinion | cool swimming |
Chart of the tides in october 2025
Tide times in october 2025 in San Diego
Swim elsewhere in California in october
| City | Average T° | Min. T° | Max. T° | Our opinion | Los Angeles in october | 65°F | 68°F | cool swimming | San Francisco in october | 58°F | 60°F | freezing swimming | Big Sur in october | 58°F | 61°F | freezing swimming | Carmel-by-the-Sea in october | 58°F | 61°F | freezing swimming | Eureka in october | 53°F | 58°F | freezing swimming | Half Moon Bay in october | 58°F | 60°F | freezing swimming | Hollywood in october | 65°F | 68°F | cool swimming | Malibu in october | 64°F | 66°F | cool swimming | Mendocino in october | 56°F | 60°F | freezing swimming | Morro Bay in october | 59°F | 62°F | freezing swimming | Oakland in october | 57°F | 60°F | freezing swimming | Pismo Beach in october | 59°F | 62°F | freezing swimming | San Clemente in october | 65°F | 68°F | cool swimming | Santa Barbara in october | 61°F | 64°F | cold swimming | Santa Cruz California in october | 58°F | 61°F | freezing swimming | Santa Monica in october | 65°F | 68°F | cool swimming | Ventura in october | 62°F | 65°F | cold swimming | Bodega Bay in october | 57°F | 60°F | freezing swimming | Carlsbad in october | 65°F | 68°F | cool swimming | Huntington Beach in october | 65°F | 68°F | cool swimming |