September weather forecastItajaí, Brazil

September

Weather in September

Sea temperature

In Itajaí, Brazil, the average seawater temperature in September is 18.8°C (65.8°F).
Note: For most people, swimming in water at 18.8°C (65.8°F) is not a pleasurable experience. Breathing control gets harder as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Itajaí, the average length of the day in September is 11h and 57min.
On the first day of the month, sunrise is at 06:26 and sunset at 18:02. On the last day of September, sunrise is at 05:54 and sunset at 18:14 -03.

Frequently asked questions

In Itajaí, Brazil, the average seawater temperature in September is 18.8°C (65.8°F). Swimming in 18.8°C (65.8°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

The average day length in September in Itajaí, Brazil, is 11h and 57min.

In September, on the first day of the month, sunrise is at 06:26 and sunset at 18:02. On the last day of the month, in Itajaí, Brazil, sunrise is at 05:54 and sunset at 18:14 -03.

Average sea temperature in September
Itajaí, Brazil

  • Average sea temperature in September: 18.8°C

The best month for swimming (with the highest average sea temperature) is February (26.3°C).
The coldest month (with the lowest average sea temperature) is July (18.7°C).

Average daylight in September
Itajaí, Brazil

  • Average daylight in September: 11h and 54min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).