California, USA
Long-term weather forecast
Long-term weather forecast

November weather forecast and climate
Alameda, CA

Ocean temperature

In November, the average ocean temperature in Alameda, California, is 55.2°F (12.9°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.


The average length of the day in November is 10.1h.

What is the water temperature in November in Alameda?

In Alameda, California, in November, the average water temperature is 55.2°F (12.9°C). Swimming in 55.2°F (12.9°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Alameda have in November?

The average length of the day in November in Alameda is 10.1h.
Average sea temperature in November - Alameda, CA
  • Average sea temperature in November: 55.2°F

The best month for swimming (with the highest average sea temperature) is September (57.3°F).
Coldest months (with the lowest average sea temperature) are April and June (53°F).

Average daylight in November - Alameda, CA
  • Average daylight in November: 10.1h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).