AWST to Jakarta
-1hAWST
AWSTSOURCEJakarta
WIBGreen rows indicate typical business hours (9 AM - 5 PM)
AWST and WIB on the World Map
The map below highlights the AWST (Australian Western Standard Time) and WIB (Western Indonesia Time) timezone regions across the globe.
AWST – Australian Western Standard Time
UTC+08:00Australian Western Standard Time (AWST) is the time zone for Western Australia, 8 hours ahead of UTC.
- •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.
WIB – Western Indonesia Time
UTC+07:00Western Indonesia Time (WIB, UTC+07:00) covers Java, Sumatra and West Kalimantan, including Jakarta.
- •Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00).
- •Indonesia has not observed daylight saving time since 1964.
- •Jakarta is the largest city in Southeast Asia by population.
- •WIB shares the UTC+07:00 offset with Indochina Time.
About Jakarta
WikipediaJakarta operates on Western Indonesia Time (WIB), UTC+7. As Southeast Asia's largest economy, Jakarta's IDX is a key emerging market exchange.
Indonesia has 3 time zones; Jakarta uses Western Indonesia Time (WIB).
AWST to Jakarta Time Difference – Complete Guide
AWST runs on Australian Western Standard Time (AWST) at UTC+08:00. Jakarta runs on Western Indonesia Time (WIB) at UTC+07:00. That puts AWST 1 hour behind Jakarta — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in AWST it is 8:00 AM in Jakarta. Midnight in AWST is 11:00 PM in Jakarta. Neither zone observes daylight saving time, so the offset between them stays constant all year.
AWST to Jakarta time conversion table
| AWST (AWST) | Jakarta (WIB) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert AWST to Jakarta time
- Scheduling a call from AWST to Jakarta: a 10:00 AM start in AWST lands at 9:00 AM in Jakarta, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both AWST and Jakarta are inside the 9-to-5 working day between 10:00 AM and 5:00 PM AWST time (9:00 AM–4:00 PM WIB). That is roughly 7 hours of usable overlap.
- Booking travel or deliveries: tracking Jakarta local time against AWST keeps pickup windows and arrival estimates honest across the -1h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM AWST" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM AWST as the recurring meeting window if you work primarily from AWST and need Jakarta 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 WIB (Western Indonesia Time)
Western Indonesia Time (WIB, Waktu Indonesia Barat) is one of Indonesia's three time zones, fixed at UTC+07:00 all year. It covers Java, Sumatra, West Kalimantan and the provinces around them — home to Jakarta, the country's capital and largest city, plus Surabaya and Bandung. Indonesia does not observe daylight saving time, so WIB never shifts. WIB shares its UTC+07:00 offset with Indochina Time (ICT) and Christmas Island Time, but is a distinct zone covering the western half of the Indonesian archipelago. The country's other zones are WITA (UTC+08:00) in the centre and WIT (UTC+09:00) in the east.
Best time to call between AWST and Jakarta
Both AWST and Jakarta sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM AWST, which is 9:00 AM–4:00 PM WIB. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
AWST and Jakarta share 7 hours of working-hours overlap (10:00 AM–5:00 PM AWST), so scheduling a live meeting is straightforward.
AWST is 1 hour behind Jakarta (AWST UTC+08:00 → WIB UTC+07:00). The shared working window is 10:00 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:
Frequently Asked Questions
What is the time difference between AWST and Jakarta?
AWST (AWST, UTC+08:00) is 1 hour behind Jakarta (WIB, UTC+07:00). The gap is currently -1h.
How do I convert AWST time to Jakarta time?
Add -1h to AWST local time. For example, 9:00 AM in AWST is 8:00 AM in Jakarta.
What time is it in Jakarta right now?
Jakarta uses WIB at UTC+07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from AWST.
What is the best time to call Jakarta from AWST?
Call between 10:00 AM and 5:00 PM AWST — that maps to 9:00 AM–4:00 PM WIB and keeps both parties inside the working day.
Which is behind, AWST or Jakarta?
AWST is 1 hour behind Jakarta. When it is 12:00 PM in AWST it is 11:00 AM in Jakarta.
Do AWST and Jakarta use different time zones?
AWST uses AWST at UTC+08:00, while Jakarta (Indonesia) uses WIB at UTC+07:00. The IANA identifiers are Australia/Perth and Asia/Jakarta.
Does daylight saving time affect the AWST–Jakarta difference?
Neither zone observes daylight saving time, so the -1h offset between AWST and Jakarta is fixed all year.
Which other cities share AWST's time zone?
AWST also covers Perth, Mandurah, Bunbury, Geraldton.
Which countries use AWST, AWST's zone?
AWST is used in Australia (Western Australia).
Is there a day difference between AWST and Jakarta?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between AWST and Jakarta?
Jakarta is -1h from AWST.
What timezone is AWST in?
AWST operates on its local timezone.
What timezone is Jakarta in?
Jakarta operates on Western Indonesia Time (WIB), UTC+7. As Southeast Asia's largest economy, Jakarta's IDX is a key emerging market exchange.
What are the business hours in Jakarta?
Standard business hours in Jakarta are 8:00 AM - 5:00 PM WIB.
Which countries use AWST (Australian Western Standard Time)?
AWST is used in Australia (Western Australia).
Does AWST observe daylight saving time?
No, AWST does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about AWST?
Western Australia does not observe daylight saving time. Perth is the most isolated major city in the world.
Which cities are in the WIB timezone?
Major cities in the WIB timezone include Jakarta, Surabaya, Bandung, Medan, Palembang.
What is the UTC offset for WIB?
Western Indonesia Time (WIB) is at UTC+07:00.
What should I know about the WIB timezone?
Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00). Indonesia has not observed daylight saving time since 1964.
When is it midnight in AWST, what time is it in Jakarta?
When it is 12:00 AM (midnight) in AWST (AWST), it is -1h later in Jakarta (WIB).
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