- Check out cheap flights from Cathay Pacific by destination
- Book flights to destinations across Asia & the Pacific
- Fly to Japan, China, South Korea, Bali, Thailand & more
New South Wales weather in December 2019
Below are average maximum temperatures at popular destinations in New South Wales in December. Select a destination to see more weather parameters.
The December weather guide for New South Wales shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
Guide to New South Wales weather in December
The average maximum daytime temperature in New South Wales in December is a warm 26°C (79°F) with low heat & humidity. The average night-time temperature is usually a comfortable 18°C (64°F). There are usually 8 hours of bright sunshine each day, which represents 54% of the 14 hours of daylight.
Expect 86mm (3.4 inches) of rainfall across the whole of December with 10 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.
The average sea temperature in and around New South Wales in December is 21°C (70°F).
The weather in New South Wales in December is represented by Sydney.
New South Wales sunrise & sunset times for December 2019
Browse the sunrise & sunset times for New South Wales in December 2019. Select a month to view New South Wales sunrise & sunset times for the next twelve months. The New South Wales sunrise & sunset times shown below are for Sydney.
|Date||Sunrise times||Sunset times|
|Sunday, 1st December 2019||05:37||19:51|
|Monday, 16th December 2019||05:39||20:02|
|Tuesday, 31st December 2019||05:46||20:09|
- Save on holidays to Australasia with latest special offers
- Book holidays to Melbourne, Sydney, Perth & Queensland
- Filter offers by price, star rating, board basis & more
Discover more about New South Wales
More New South Wales destinations
Get FREE travel offers
Sign up to receive the latest deals and exclusive discounts on holidays, flights, hotels and more, plus inspiration on where to go when
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.