September
Weather in September
Sea temperature
August and September, with an average sea temperature of 14.8°C (58.6°F), are months with the coldest seawater in Black Rock, Australia.Note: While a brief time in 14.8°C (58.6°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.
Daylight
In Black Rock, the average length of the day in September is 11h and 51min.On the first day of the month, sunrise is at 6:41 am and sunset at 5:58 pm. On the last day of September, sunrise is at 5:56 am and sunset at 6:23 pm AEST.
Updated: Jan 26, 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
When is the sea coldest in Black Rock?
The months with the coldest seawater in Black Rock are August and September, with an average sea temperature of 14.8°C (58.6°F).
How cold is the water in September in Black Rock?
In Black Rock, the average seawater temperature in September is 14.8°C (58.6°F). Swimming in 14.8°C (58.6°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the average length of the day in September in Black Rock?
In Black Rock, Australia, the average day length in September is 11h and 51min.
When are sunrise and sunset in September in Black Rock?
On the first day of September, sunrise is at 6:41 am and sunset at 5:58 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 6:23 pm AEST.
Average sea temperature in September
Black Rock, Australia
- Average sea temperature in September: 14.8°C
The best month for swimming (with the highest average sea temperature) is February (18.9°C).
The coldest months (with the lowest average sea temperature) are August and September (14.8°C).
Average daylight in September
Black Rock, Australia
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
