August weather forecastDee Why, Australia
August
Weather in August
Sea temperature
In Dee Why, Australia, in August, the average water temperature is 18.8°C (65.8°F).Note: Swimming in 18.8°C (65.8°F) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 21°C (69.8°F).
Daylight
In Dee Why, Australia, the average length of the day in August is 10h and 53min.On the first day of the month, sunrise is at 6:46 am and sunset at 5:15 pm. On the last day of August, sunrise is at 6:13 am and sunset at 5:36 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
In Dee Why, Australia, the average seawater temperature in August is 18.8°C (65.8°F). For most, swimming in 18.8°C (65.8°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
The average day length in August in Dee Why is 10h and 53min.
On the first day of August in Dee Why, sunrise is at 6:46 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 5:36 pm AEST.
Average sea temperature in August
Dee Why, Australia
- Average sea temperature in August: 18.8°C
The best month for swimming (with the highest average sea temperature) is February (23.7°C).
The coldest month (with the lowest average sea temperature) is September (18.6°C).
Average daylight in August
Dee Why, Australia
- Average daylight in August: 10h and 54min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).





