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

May weather forecast and climate
Cayucos, CA

Ocean temperature

April and May, with an average ocean temperature of 54.3°F (12.4°C), are months with the coldest seawater in Cayucos, California.
Note: Swimming in 54.3°F (12.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Cayucos, the average length of the day in May is 14.1h.

What months are the ocean coldest in Cayucos?

April and May, with an average ocean temperature of 54.3°F (12.4°C), are months with the coldest seawater in Cayucos.

How cold is the water in May in Cayucos?

In Cayucos, in May, the average water temperature is 54.3°F (12.4°C). Swimming in 54.3°F (12.4°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 Cayucos have in May?

The average length of the day in May in Cayucos is 14.1h.
Average sea temperature in May - Cayucos, CA
  • Average sea temperature in May: 54.4°F

Best months for swimming (with the highest average sea temperature) are August and October (58.6°F).
The coldest month (with the lowest average sea temperature) is April (54.3°F).

Average daylight in May - Cayucos, CA
  • Average daylight in May: 14.1h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).