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

September weather forecast and climate
Encinitas, CA

Ocean temperature

In September, the average ocean temperature in Encinitas, California, is 66.9°F (19.4°C).
Note: Swimming in 66.9°F (19.4°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

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

What is the ocean temperature in September in Encinitas?

In Encinitas, the average seawater temperature in September is 66.9°F (19.4°C). For most, swimming in 66.9°F (19.4°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the average length of the day in September in Encinitas?

In September, the average length of the day in Encinitas, California, is 12.4h.
Average sea temperature in September - Encinitas, CA
  • Average sea temperature in September: 66.9°F

The best month for swimming (with the highest average sea temperature) is August (68°F).
Coldest months (with the lowest average sea temperature) are January and February (58.7°F).

Average daylight in September - Encinitas, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).