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

September weather forecast and climate
Pismo Beach, CA

Ocean temperature

In Pismo Beach, California, in September, the average water temperature is 58.3°F (14.6°C).
Note: Swimming in 58.3°F (14.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in September is 12.4h.

How cold is the water in September in Pismo Beach?

In Pismo Beach, in September, the average water temperature is 58.3°F (14.6°C). Swimming in 58.3°F (14.6°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 Pismo Beach have in September?

In September, the average length of the day is 12.4h.
Average sea temperature in September - Pismo Beach, CA
  • Average sea temperature in September: 58.3°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 September - Pismo Beach, CA
  • Average daylight in September: 12.4h

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