Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bongaree, Australia

Sea temperature

In Bongaree, Australia, the average seawater temperature in September is 22.1°C (71.8°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.1°C (71.8°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)


In September, the average length of the day in Bongaree is 11.9h.

How warm is the water in September in Bongaree?

In September, the average sea temperature is 22.1°C (71.8°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.1°C (71.8°F).

How many hours of daylight does Bongaree have in September?

In Bongaree, the average length of the day in September is 11.9h.
Average sea temperature in September - Bongaree, Australia
  • Average sea temperature in September: 22.1°C

The best month for swimming (with the highest average sea temperature) is February (27.2°C).
The coldest month (with the lowest average sea temperature) is August (21.4°C).

Average daylight in September - Bongaree, Australia
  • Average daylight in September: 11.9h

The month with the longest days is December (Average daylight: 13.8h).
The month with shortest days is June (Average daylight: 10.5h).