Weather in December
Sea temperature
In Streaky Bay, Australia, the average seawater temperature in December is 18.8°C (65.8°F).Note: A majority do not enjoy swimming in water at 18.8°C (65.8°F). The difficulty in controlling breathing increases progressively as the temperature dips below 21°C (69.8°F).
Daylight
With an average of 14h and 18min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 6:17 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:44 pm ACDT.
Frequently asked questions
How cold is the water in December in Streaky Bay?
In Streaky Bay, the average seawater temperature in December is 18.8°C (65.8°F). For swimming, a surface water temperature of 18.8°C (65.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
When are the longest days in Streaky Bay?
With an average of 14h and 18min of daylight, December has the longest days of the year.
How many hours of daylight does Streaky Bay have in December?
The average day length in December in Streaky Bay, Australia, is 14h and 16min.
When is the sunrise / sunset in December in Streaky Bay?
On the first day of December, sunrise is at 6:17 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:44 pm ACDT.
Average sea temperature in December
Streaky Bay, Australia
- Average sea temperature in December: 18.8°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 December
Streaky Bay, Australia
- Average daylight in December: 14h and 2min
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).
Streaky Bay, Australia
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