Sydney in December

December in Sydney brings highs around 78°F (26°C), lows near 65°F and about 8 rainy days. The sun sets around 8:02 pm. The sea is about 71°F (21°C). It's one of the most comfortable months for sightseeing.

Photo: Benh LIEU SONG (Flickr), CC BY-SA 4.0

What December is good for in Sydney

Each activity rated for December's weather and sea.

December next to November and January

Month	November	December	January
High	76°F (24°C)	78°F (26°C)	81°F (27°C)
Low	62°F (17°C)	65°F (18°C)	68°F (20°C)
Rainy days	9	8	8
Sea	68°F	71°F	73°F
Sunset	7:36 pm	8:02 pm	8:09 pm
Daylight	13 h 52 min	14 h 23 min	14 h 09 min

Averages for Sydney, 1991–2020; sunrise and sunset on the 15th. Sydney water temperature by month.

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Questions

Is December a good time to visit Sydney?

It's one of the most comfortable months for sightseeing. The most comfortable months overall are April, May, July, August, September, October, November and December.