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

September weather forecast and climate
El Granada, CA

Ocean temperature

September is the month with the warmest seawater in El Granada, California, with an average ocean temperature of 57.4°F (14.1°C).
Note: Swimming in 57.4°F (14.1°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In September, the average length of the day in El Granada, California, is 12.4h.

What month is the ocean warmest in El Granada?

With an average ocean temperature of 57.4°F (14.1°C), September is the month with the warmest seawater in El Granada, California.

What is the water temperature in September in El Granada?

In El Granada, the average seawater temperature in September is 57.4°F (14.1°C). 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.

How many hours of daylight does El Granada have in September?

In September, the average length of the day in El Granada, California, is 12.4h.
Average sea temperature in September - El Granada, CA
  • Average sea temperature in September: 57.3°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 September - El Granada, CA
  • Average daylight in September: 12.4h

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