What time zone is Sydney in?

Sydney uses Australian Eastern Standard Time (AEST, UTC+10) in winter and AEDT (UTC+11) during daylight saving from October to April.

When does Sydney observe Daylight Saving Time?

Sydney's DST is reversed from the Northern Hemisphere — clocks go forward in October and back in April.

What is the time difference between Sydney and London?

Sydney is 10 hours ahead of London (GMT) in Southern Hemisphere winter (June), and up to 11 hours ahead in summer (January).

Is Sydney always ahead of New York?

Yes, Sydney is always ahead of New York — typically 15 to 16 hours depending on DST in both countries.

Sydney Time Zone — AEST/AEDT UTC+10

🇦🇺

Sydney

--:--:--

Updates every second

GMT OffsetGMT+10 / GMT+11 (summer)

UTC OffsetUTC+10 (AEST) / UTC+11 (AEDT)

Difference from your clock: …

Time Zone Details

Time Zone

Australia/Sydney

Continent

Oceania

Country

Australia

Daylight Saving

Yes — DST observed

Australia observes DST in reverse: clocks spring forward in October and fall back in April (Southern Hemisphere).

Open Sydney in Time Hub →

Sunrise & Sunset

🌅

Sunrise

6:00 AM – 7:23 AM

🌇

Sunset

5:00 PM – 8:05 PM

Approximate seasonal range. Exact times vary by date.

Seasons & Climate

Reverse Southern Hemisphere seasons. Summer (Dec–Feb) averages 26 °C (79 °F); winter (Jun–Aug) mild ~13 °C (55 °F). Very sunny.

Best Time to Visit

September–November and March–May

City Quick Facts

Population

5.3 million (metro)

Official Language

English

Currency

AUD (A$)

Calling Code

+61

Business Hours

Mon–Fri 9 AM – 5 PM AEST/AEDT

Weekend

Saturday & Sunday

Time Zone Facts

Sydney's DST runs opposite to the Northern Hemisphere — clocks go forward in October, back in April.
The Australian Securities Exchange (ASX) opens at 10:00 AM AEST, the first major Southern Hemisphere market each day.
When it's Monday morning in Sydney, it's still Sunday evening in most of Europe and North America.
Sydney is UTC+10 in winter and UTC+11 in summer — making it one of the furthest time zones from the US.
The Sydney Opera House New Year fireworks are broadcast at midnight AEDT — among the first major celebrations globally.