Florida, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Cocoa, FL

The ideal ocean temperature of 84°F (28.9°C) makes September in Cocoa, Florida, the best time for swimming and other water activities.

Ocean temperature

In September, the average ocean temperature is 84°F (28.9°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.


In September, the average length of the day in Cocoa is 12.3h.

What is the water temperature in September in Cocoa?

In Cocoa, Florida, in September, the average water temperature is 84°F (28.9°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Cocoa have in September?

The average length of the day in September in Cocoa is 12.3h.
Average sea temperature in September - Cocoa, FL
  • Average sea temperature in September: 84.1°F

The best month for swimming (with the highest average sea temperature) is August (84.7°F).
The coldest month (with the lowest average sea temperature) is January (71.4°F).

Average daylight in September - Cocoa, FL
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.9h).
The month with shortest days is December (Average daylight: 10.4h).