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

June weather forecast and climate
Alameda, CA

Ocean temperature

Months with the coldest seawater in Alameda, California, are April through June, with an average ocean temperature of 53.1°F (11.7°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.

Daylight

The month with the longest days in Alameda is June, with an average of 14.7h of daylight.

What months are the ocean coldest in Alameda?

April through June, with an average ocean temperature of 53.1°F (11.7°C), are months with the coldest seawater in Alameda, California.

What is the water temperature in June in Alameda?

In Alameda, California, the average seawater temperature in June is 53.1°F (11.7°C). Swimming in 53.1°F (11.7°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

When are the longest days in Alameda?

With an average of 14.7h of daylight, June has the longest days of the year in Alameda, California.

How many hours of daylight does Alameda have in June?

In June, the average length of the day in Alameda is 14.7h.
Average sea temperature in June - Alameda, CA
  • Average sea temperature in June: 53°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 June - Alameda, CA
  • Average daylight in June: 14.7h

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