MYT to ACST
+1h 30mMYT
MYTSOURCEACST
ACSTGreen rows indicate typical business hours (9 AM - 5 PM)
MYT and ACST on the World Map
The map below highlights the MYT (Malaysia Time) and ACST (Australian Central Standard Time) timezone regions across the globe.
MYT – Malaysia Time
UTC+08:00Malaysia Time (MYT) is the standard time for Malaysia, 8 hours ahead of UTC.
- •Malaysia does not observe daylight saving time.
- •MYT is the same offset as Singapore Time (SGT) and China Standard Time.
- •Kuala Lumpur is a major financial hub in Southeast Asia.
ACST – Australian Central Standard Time
UTC+09:30Australian Central Standard Time (ACST, UTC+09:30) covers South Australia and the Northern Territory, on a half-hour offset.
- •ACST uses a half-hour offset: UTC+09:30.
- •South Australia moves to ACDT (UTC+10:30) in summer; the Northern Territory does not.
- •Adelaide and Darwin are 30 minutes apart during daylight saving, level in winter.
- •Adelaide is one of the few major cities on a 30-minute offset.
Comparing Time Zones: MYT and ACST
MYT runs on Malaysia Time (MYT) at UTC+08:00. ACST runs on Australian Central Standard Time (ACST) at UTC+09:30. That puts MYT 1 hour 30 minutes ahead of ACST — a difference of +1h 30m at the current offsets.
In practice, when it is 9:00 AM in MYT it is 10:30 AM in ACST. Midnight in MYT is 1:30 AM in ACST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
MYT to ACST time conversion table
| MYT (MYT) | ACST (ACST) | Day |
|---|---|---|
| 12:00 AM | 1:30 AM | same day |
| 6:00 AM | 7:30 AM | same day |
| 7:00 AM | 8:30 AM | same day |
| 8:00 AM | 9:30 AM | same day |
| 9:00 AM | 10:30 AM | same day |
| 12:00 PM | 1:30 PM | same day |
| 3:00 PM | 4:30 PM | same day |
| 5:00 PM | 6:30 PM | same day |
| 6:00 PM | 7:30 PM | same day |
| 9:00 PM | 10:30 PM | same day |
Why people convert MYT to ACST time
- Scheduling a call from MYT to ACST: a 10:00 AM start in MYT lands at 11:30 AM in ACST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both MYT and ACST are inside the 9-to-5 working day between 9:00 AM and 3:30 PM MYT time (10:30 AM–5:00 PM ACST). That is roughly 6 hours 30 minutes of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in MYT is 9:30 PM in ACST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM MYT" is unambiguous; "3 PM" across a +1h 30m gap is not.
- Block 9:00 AM–3:30 PM MYT as the recurring meeting window if you work primarily from MYT and need ACST colleagues present.
About MYT (Malaysia Time)
Malaysia Time (MYT) is used throughout Malaysia, including Peninsular Malaysia and East Malaysia (Sabah and Sarawak on Borneo). MYT does not observe daylight saving time. Malaysia shares the same offset as China, Singapore, and the Philippines.
About ACST (Australian Central Standard Time)
Australian Central Standard Time (ACST) is the half-hour offset of UTC+09:30 used across South Australia and the Northern Territory, taking in Adelaide and Darwin. South Australia moves to Australian Central Daylight Time (ACDT, UTC+10:30) from the first Sunday in October to the first Sunday in April, but the Northern Territory does not observe daylight saving — so Adelaide and Darwin sit 30 minutes apart in summer and level with each other in winter. The half-hour offset means Adelaide is 30 minutes behind Sydney in winter and level with it during daylight saving, which regularly catches out travellers and meeting planners.
Best time to call between MYT and ACST
Both MYT and ACST sit inside the 9 AM – 5 PM working day between 9:00 AM–3:30 PM MYT, which is 10:30 AM–5:00 PM ACST. That gives roughly 6 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
MYT and ACST share 6 hours of working-hours overlap (9:00 AM–3:30 PM MYT), so scheduling a live meeting is straightforward.
MYT is 1 hour 30 minutes ahead of ACST (MYT UTC+08:00 → ACST UTC+09:30). The shared working window is 9:00 AM–3:30 PM MYT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
MYT
Does not observe DST
ACST
❄ Currently in Standard Time
Standard: UTC+09:30 · DST: UTC+10:30
Clocks spring forward on Sat, Oct 3, 2026
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 MYT and ACST?
MYT (MYT, UTC+08:00) is 1 hour 30 minutes ahead of ACST (ACST, UTC+09:30). The gap is currently +1h 30m.
How do I convert MYT time to ACST time?
Add +1h 30m to MYT local time. For example, 9:00 AM in MYT is 10:30 AM in ACST.
What time is it in ACST right now?
ACST uses ACST at UTC+09:30. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h 30m offset from MYT.
What is the best time to call ACST from MYT?
Call between 9:00 AM and 3:30 PM MYT — that maps to 10:30 AM–5:00 PM ACST and keeps both parties inside the working day.
Which is ahead, MYT or ACST?
MYT is 1 hour 30 minutes ahead of ACST. When it is 12:00 PM in MYT it is 1:30 PM in ACST.
Does daylight saving time affect the MYT–ACST difference?
Neither zone observes daylight saving time, so the +1h 30m offset between MYT and ACST is fixed all year.
Which other cities share MYT's time zone?
MYT also covers Kuala Lumpur, George Town, Johor Bahru, Kota Kinabalu, Kuching.
Which countries use MYT, MYT's zone?
MYT is used in Malaysia.
Is there a day difference between MYT and ACST?
Not normally. The +1h 30m gap only pushes the date over for late-evening times.
What is the time difference between MYT and ACST?
ACST is +1h 30m from MYT.
What timezone is MYT in?
MYT operates on its local timezone.
What timezone is ACST in?
ACST operates on its local timezone.
Which countries use MYT (Malaysia Time)?
MYT is used in Malaysia.
Does MYT observe daylight saving time?
No, MYT does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about MYT?
Malaysia does not observe daylight saving time. MYT is the same offset as Singapore Time (SGT) and China Standard Time.
Which cities are in the ACST timezone?
Major cities in the ACST timezone include Adelaide, Darwin, Alice Springs, Mount Gambier.
What is the UTC offset for ACST?
Australian Central Standard Time (ACST) is at UTC+09:30. During daylight saving time, it shifts to ACDT.
What should I know about the ACST timezone?
ACST uses a half-hour offset: UTC+09:30. South Australia moves to ACDT (UTC+10:30) in summer; the Northern Territory does not.
When is it midnight in MYT, what time is it in ACST?
When it is 12:00 AM (midnight) in MYT (MYT), it is +1h 30m later in ACST (ACST).
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