Sydney, Australia

Sydney in December

Australia Updated 2026-07-01

A calm first fortnight is followed by the most expensive two weeks of the year, when harbour-view accommodation for New Year’s Eve has been booked since last January.

Is December a good time to visit Sydney?

December is one of the busiest months in Sydney, at about 86/100. If you can move your dates, August is far calmer.

What’s on in December

  • Australian summer school holidays begin mid-month
  • Sydney to Hobart Yacht Race starts on Boxing Day
  • New Year’s Eve fireworks on the harbour

Best days in December

Weekdays are almost always calmer than weekends.

Sun
Mon
Tue
Wed
Thu
Fri
Sat

Tue is normally the calmest day of the week.

Best hours in December

The daily rhythm, hour by hour.

Calmest 9AM
12AM6AM12PM6PM11PM

The 9:00 AM window is usually the calmest of the day.

Weather in December

Typical highs, lows and wet days.

J 26° 19°
F 26° 19°
M 25° 18°
A 23° 15°
M 20° 12°
J 18° 10°
J 17°
A 19°
S 22° 12°
O 23° 14°
N 24° 16°
D 26° 18°
Average high Average low Wet days

How December compares

Every month in Sydney, ranked by how calm it is.

Quieter alternatives

If your dates are flexible, these months are calmer in Sydney.

Book things to do

Tours and tickets in Sydney, from our booking partner.

Affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes a crowd score or the order of our recommendations.

Frequently asked questions

Is December a good month to visit Sydney?

December is one of the busiest months in Sydney, at about 86/100. If you can move your dates, August is far calmer.

How crowded is Sydney in December?

Sydney sits at roughly 86/100 in December on our crowd scale, which is 20 points above the yearly average. The quietest month is August.

What is the weather like in Sydney in December?

Expect highs around 26°C and lows near 18°C in December, with about 11 wet days across the month.

Other months in Sydney