Sydney to SGT
-2hSydney
AESTSOURCESGT
SGTGreen rows indicate typical business hours (9 AM - 5 PM)
AEST and SGT on the World Map
The map below highlights the AEST (Australian Eastern Standard Time) and SGT (Singapore Standard Time) timezone regions across the globe.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
SGT – Singapore Standard Time
UTC+08:00Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.
- •Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00).
- •Singapore does not observe daylight saving time.
- •The Singapore Exchange (SGX) operates on SGT.
About Sydney
WikipediaSydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
Sydney is one of the first major cities to welcome the New Year.
Sydney vs SGT: Offsets, DST and Best Call Times
Sydney runs on Australian Eastern Standard Time (AEST) at UTC+10:00. SGT runs on Singapore Standard Time (SGT) at UTC+08:00. That puts Sydney 2 hours behind SGT — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in Sydney it is 7:00 AM in SGT. Midnight in Sydney is 10:00 PM in SGT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Sydney to SGT time conversion table
| Sydney (AEST) | SGT (SGT) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert Sydney to SGT time
- Scheduling a call from Sydney to SGT: a 10:00 AM start in Sydney lands at 8:00 AM in SGT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Sydney and SGT are inside the 9-to-5 working day between 11:00 AM and 5:00 PM AEST time (9:00 AM–3:00 PM SGT). That is roughly 6 hours of usable overlap.
- Booking travel or deliveries: tracking SGT local time against Sydney keeps pickup windows and arrival estimates honest across the -2h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM AEST" is unambiguous; "3 PM" across a -2h gap is not.
- Block 11:00 AM–5:00 PM AEST as the recurring meeting window if you work primarily from Sydney and need SGT colleagues present.
- Sydney: Clocks spring forward on Sat, Oct 3, 2026. Re-check this page after that date because the offset changes and so does the -2h gap.
About AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
About SGT (Singapore Standard Time)
Singapore Standard Time (SGT) is used in Singapore year-round. Singapore does not observe daylight saving time. Despite being geographically close to the UTC+07:00 zone, Singapore uses UTC+08:00 to align with major trading partners like China, Hong Kong, and Malaysia. Singapore is a major global financial hub.
Best time to call between Sydney and SGT
Both Sydney and SGT sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM AEST, which is 9:00 AM–3:00 PM SGT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Sydney and SGT share 6 hours of working-hours overlap (11:00 AM–5:00 PM AEST), so scheduling a live meeting is straightforward.
Sydney is 2 hours behind SGT (AEST UTC+10:00 → SGT UTC+08:00). The shared working window is 11:00 AM–5:00 PM AEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Sydney
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 2026
SGT
Does not observe DST
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Sydney and SGT?
Sydney (AEST, UTC+10:00) is 2 hours behind SGT (SGT, UTC+08:00). The gap is currently -2h.
How do I convert Sydney time to SGT time?
Add -2h to Sydney local time. For example, 9:00 AM in Sydney is 7:00 AM in SGT.
What time is it in SGT right now?
SGT uses SGT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from Sydney.
What is the best time to call SGT from Sydney?
Call between 11:00 AM and 5:00 PM AEST — that maps to 9:00 AM–3:00 PM SGT and keeps both parties inside the working day.
Which is behind, Sydney or SGT?
Sydney is 2 hours behind SGT. When it is 12:00 PM in Sydney it is 10:00 AM in SGT.
Do Sydney and SGT use different time zones?
Sydney (Australia) uses AEST at UTC+10:00, while SGT uses SGT at UTC+08:00. The IANA identifiers are Australia/Sydney and Asia/Singapore.
Does daylight saving time affect the Sydney–SGT difference?
Neither zone observes daylight saving time, so the -2h offset between Sydney and SGT is fixed all year.
Which other cities share Sydney's time zone?
AEST also covers Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
Which countries use AEST, Sydney's zone?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Is there a day difference between Sydney and SGT?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between Sydney and SGT?
SGT is -2h from Sydney.
What timezone is Sydney in?
Sydney operates on Australian Eastern Standard Time (AEST/AEDT). As Australia's financial capital, Sydney opens global markets at the start of the business day.
What timezone is SGT in?
SGT operates on its local timezone.
What are the business hours in Sydney?
Standard business hours in Sydney are 9:00 AM - 5:00 PM AEST.
Which countries use AEST (Australian Eastern Standard Time)?
AEST is used in Australia (NSW, VIC, QLD, TAS, ACT), Papua New Guinea.
Does AEST observe daylight saving time?
Yes, AEST switches to AEDT during summer months.
What are some interesting facts about AEST?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
Which cities are in the SGT timezone?
Major cities in the SGT timezone include Singapore.
What is the UTC offset for SGT?
Singapore Standard Time (SGT) is at UTC+08:00.
What should I know about the SGT timezone?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
When is it midnight in Sydney, what time is it in SGT?
When it is 12:00 AM (midnight) in Sydney (AEST), it is -2h later in SGT (SGT).
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