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

July weather forecast and climate
Alameda, CA

Ocean temperature

In Alameda, California, in July, the average water temperature is 55.4°F (13°C).
Note: Swimming in 55.4°F (13°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.

Daylight

In July, the average length of the day in Alameda is 14.5h.

How cold is the water in July in Alameda?

In Alameda, in July, the average water temperature is 55.4°F (13°C). Swimming in 55.4°F (13°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.

How many hours of daylight does Alameda have in July?

In Alameda, California, the average length of the day in July is 14.5h.
Average sea temperature in July - Alameda, CA
  • Average sea temperature in July: 55.3°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 July - Alameda, CA
  • Average daylight in July: 14.5h

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