Does it account for Daylight Saving Time?

Yes, our converter uses the IANA timezone database, which includes all current DST rules for every timezone in the world.

UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. All timezones are defined as offsets from UTC.

Can I compare multiple timezones at once?

Yes, you can add multiple cities or timezones and see the equivalent times side by side.

How many timezones are there in the world?

There are 38 distinct UTC offsets in use, ranging from UTC-12 to UTC+14. This includes half-hour (UTC+5:30 India, UTC+9:30 Australia) and 45-minute offsets (UTC+5:45 Nepal, UTC+8:45 Australia).

What is the International Date Line?

The International Date Line (IDL) runs roughly along the 180° meridian in the Pacific Ocean. When you cross it westward, you gain a day; crossing eastward, you lose a day.

Why do some timezones have 30 or 45 minute offsets?

Countries chose offsets that best matched their solar noon. India uses UTC+5:30 and Nepal uses UTC+5:45 because standard hourly offsets didn't align well with their geography.

Which country has the most timezones?

France has the most (12 timezones) due to overseas territories. Russia spans 11 timezones. The US has 6 (including Hawaii and Alaska).

AWST to SGT

+0h

AWST

AWSTSOURCE

UTC+08:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

SGT

UTC+08:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

AWST

SGT

12:00 AM

2:00 AM

4:00 AM

6:00 AM

8:00 AM

10:00 AM

12:00 PM

2:00 PM

4:00 PM

6:00 PM

8:00 PM

10:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

AWST and SGT on the World Map

The map below highlights the AWST (Australian Western Standard Time) and SGT (Singapore Standard Time) timezone regions across the globe.

AWST Zone

→

SGT Zone

Explore all world timezones interactively →

AWST – Australian Western Standard Time

UTC+08:00

Australian Western Standard Time (AWST) is the time zone for Western Australia, 8 hours ahead of UTC.

Countries in AWST

Australia (Western Australia)

Major Cities in AWST

PerthMandurahBunburyGeraldton

Key Facts about AWST

•Western Australia does not observe daylight saving time.
•Perth is the most isolated major city in the world.
•AWST is the same offset as China Standard Time and Singapore Time.

Daylight Saving:No – UTC+08:00 year-round

Learn more about AWST on Wikipedia

SGT – Singapore Standard Time

UTC+08:00

Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.

Countries in SGT

Singapore

Major Cities in SGT

Singapore

Key Facts about SGT

•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.

Daylight Saving:No – UTC+08:00 year-round

Learn more about SGT on Wikipedia

AWST to SGT Time Difference – Complete Guide

AWST runs on Australian Western Standard Time (AWST) at UTC+08:00. SGT runs on Singapore Standard Time (SGT) at UTC+08:00. That puts AWST no time difference SGT — a difference of +0h at the current offsets.

In practice, when it is 9:00 AM in AWST it is 9:00 AM in SGT. Midnight in AWST is 12:00 AM in SGT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

AWST to SGT time conversion table

AWST (AWST)	SGT (SGT)	Day
12:00 AM	12:00 AM	same day
6:00 AM	6:00 AM	same day
7:00 AM	7:00 AM	same day
8:00 AM	8:00 AM	same day
9:00 AM	9:00 AM	same day
12:00 PM	12:00 PM	same day
3:00 PM	3:00 PM	same day
5:00 PM	5:00 PM	same day
6:00 PM	6:00 PM	same day
9:00 PM	9:00 PM	same day

Why people convert AWST to SGT time

Scheduling a call from AWST to SGT: a 10:00 AM start in AWST lands at 10:00 AM in SGT, so you can confirm the slot without doing the arithmetic yourself.
Finding shared working hours: both AWST and SGT are inside the 9-to-5 working day between 9:00 AM and 5:00 PM AWST time (9:00 AM–5:00 PM SGT). That is roughly 8 hours of usable overlap.
Coordinating a AWST-based team with SGT contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.

Always state the zone abbreviation, not just the hour. "3:00 PM AWST" is unambiguous; "3 PM" across a +0h gap is not.
Block 9:00 AM–5:00 PM AWST as the recurring meeting window if you work primarily from AWST and need SGT colleagues present.

About AWST (Australian Western Standard Time)

Australian Western Standard Time (AWST) is used in Western Australia. WA does not observe daylight saving time, having rejected it in multiple referendums. Perth is the most remote major city in the world.

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 AWST and SGT

Both AWST and SGT sit inside the 9 AM – 5 PM working day between 9:00 AM–5:00 PM AWST, which is 9:00 AM–5:00 PM SGT. That gives roughly 8 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

AWST and SGT share 8 hours of working-hours overlap (9:00 AM–5:00 PM AWST), so scheduling a live meeting is straightforward.

AWST is no time difference SGT (AWST UTC+08:00 → SGT UTC+08:00). The shared working window is 9:00 AM–5:00 PM AWST. Remember to re-check around daylight-saving transitions.

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between AWST and SGT?

AWST (AWST, UTC+08:00) is no time difference SGT (SGT, UTC+08:00). The gap is currently +0h.

How do I convert AWST time to SGT time?

Add +0h to AWST local time. For example, 9:00 AM in AWST is 9:00 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 +0h offset from AWST.