September weather forecastStreaky Bay, Australia
September
Weather in September
Sea temperature
August and September, with an average sea temperature of 15.8°C (60.4°F), are months with the coldest seawater in Streaky Bay, Australia.Note: Swimming in water at 15.8°C (60.4°F) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in September is 11h and 53min.On the first day of the month, sunrise is at 6:50 am and sunset at 6:16 pm. On the last day of September, sunrise is at 6:11 am and sunset at 6:34 pm ACST.
Updated: Jun 13, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
August and September, with an average sea temperature of 15.8°C (60.4°F), are months with the coldest seawater.
In September, the average sea temperature is 15.8°C (60.4°F). Swimming in 15.8°C (60.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
In September, the average day length is 11h and 53min.
On the first day of September, sunrise is at 6:50 am and sunset at 6:16 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 6:34 pm ACST.
Average sea temperature in September
Streaky Bay, Australia
- Average sea temperature in September: 15.8°C
The best month for swimming (with the highest average sea temperature) is January (19.3°C).
The coldest months (with the lowest average sea temperature) are August and September (15.8°C).
Average daylight in September
Streaky Bay, Australia
- Average daylight in September: 11h and 54min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
