Sydney weather in December 2024

Expect 26°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Sydney in December. Check more long-term weather averages for Sydney in December before you book your next holiday to New South Wales in 2024/2025.

26
26°C max day temperature
8
8 hours of sunshine per day
10
10 days with some rainfall
18
18°C min night temperature
14
14 hours of daylight per day
L
Low heat & humidity
86
86 mm of monthly rainfall
11
11+ (Extreme) UV index
21
21°C sea temperature

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The December weather guide for New South Wales (Sydney) 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)

More about Australia

How hot is it in Sydney in December?

Daytime temperatures usually reach 26°C in Sydney in December with low heat and humidity, falling to 18°C at night.

How sunny is it in Sydney in December?

There are normally 8 hours of bright sunshine each day in Sydney in December - that's 54% of daylight hours.

How warm is the sea around Sydney in December?

The average sea temperature around Sydney in December is 21°C.

Does it rain in Sydney in December?

There are usually 10 days with some rain in Sydney in December and the average monthly rainfall is 86mm.

Sydney December sunrise & sunset times

Browse the sunrise and sunset times for Sydney in December 2024. Select a month to view Sydney sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st December 2024	05:37	19:51
Monday, 16th December 2024	05:39	20:03
Tuesday, 31st December 2024	05:47	20:09

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New South Wales - quick facts
Flight time^✝	22 hours
Time difference	UK +9.5 to +10.5 hours
Language(s)	English
Currency	Australian Dollar
Electricity	I plug (230V)
Driving side	Left
Visa^✝	Yes
Why visit?	Beaches Culture Nightlife
Tourist info	Destination NSW