WAT to Indonesia
+6hWAT
WATSOURCEIndonesia
WIBGreen rows indicate typical business hours (9 AM - 5 PM)
WAT and WIB on the World Map
The map below highlights the WAT (West Africa Time) and WIB (Western Indonesia Time) timezone regions across the globe.
WAT – West Africa Time
UTC+01:00West Africa Time (WAT) is the time zone for West and Central Africa, 1 hour ahead of UTC.
- •Lagos, Nigeria is the most populous city in Africa.
- •WAT is the same offset as CET (UTC+01:00).
- •Nigeria does not observe daylight saving 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.
Time Conversion Guide: WAT to Indonesia
WAT runs on West Africa Time (WAT) at UTC+01:00. Indonesia runs on Western Indonesia Time (WIB) at UTC+07:00. That puts WAT 6 hours ahead of Indonesia — a difference of +6h at the current offsets.
In practice, when it is 9:00 AM in WAT it is 3:00 PM in Indonesia. Midnight in WAT is 6:00 AM in Indonesia. Neither zone observes daylight saving time, so the offset between them stays constant all year.
WAT to Indonesia time conversion table
| WAT (WAT) | Indonesia (WIB) | Day |
|---|---|---|
| 12:00 AM | 6:00 AM | same day |
| 6:00 AM | 12:00 PM | same day |
| 7:00 AM | 1:00 PM | same day |
| 8:00 AM | 2:00 PM | same day |
| 9:00 AM | 3:00 PM | same day |
| 12:00 PM | 6:00 PM | same day |
| 3:00 PM | 9:00 PM | same day |
| 5:00 PM | 11:00 PM | same day |
| 6:00 PM | 12:00 AM | next day |
| 9:00 PM | 3:00 AM | next day |
Why people convert WAT to Indonesia time
- Scheduling a call from WAT to Indonesia: a 10:00 AM start in WAT lands at 4:00 PM in Indonesia, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both WAT and Indonesia are inside the 9-to-5 working day between 9:00 AM and 11:00 AM WAT time (3:00 PM–5:00 PM WIB). That is roughly 2 hours of usable overlap.
- Watching a live event or market open: WAT viewers need 3:00 PM in Indonesia to catch a 9:00 AM start there, and 6:00 PM if the event is anchored to WAT.
- Always state the zone abbreviation, not just the hour. "3:00 PM WAT" is unambiguous; "3 PM" across a +6h gap is not.
- Block 9:00 AM–11:00 AM WAT as the recurring meeting window if you work primarily from WAT and need Indonesia colleagues present.
About WAT (West Africa Time)
West Africa Time (WAT) is used across much of West and Central Africa, including Nigeria, the most populous country in Africa. WAT does not observe daylight saving time and shares the same offset as Central European Time (CET).
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 WAT and Indonesia
Both WAT and Indonesia sit inside the 9 AM – 5 PM working day between 9:00 AM–11:00 AM WAT, which is 3:00 PM–5:00 PM WIB. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
WAT and Indonesia overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
WAT is 6 hours ahead of Indonesia (WAT UTC+01:00 → WIB UTC+07:00). The shared working window is 9:00 AM–11:00 AM WAT. 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 WAT and Indonesia?
WAT (WAT, UTC+01:00) is 6 hours ahead of Indonesia (WIB, UTC+07:00). The gap is currently +6h.
How do I convert WAT time to Indonesia time?
Add +6h to WAT local time. For example, 9:00 AM in WAT is 3:00 PM in Indonesia.
What time is it in Indonesia right now?
Indonesia 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 +6h offset from WAT.
What is the best time to call Indonesia from WAT?
Call between 9:00 AM and 11:00 AM WAT — that maps to 3:00 PM–5:00 PM WIB and keeps both parties inside the working day.
Which is ahead, WAT or Indonesia?
WAT is 6 hours ahead of Indonesia. When it is 12:00 PM in WAT it is 6:00 PM in Indonesia.
Do WAT and Indonesia use different time zones?
WAT uses WAT at UTC+01:00, while Indonesia (Indonesia) uses WIB at UTC+07:00. The IANA identifiers are Africa/Lagos and Asia/Jakarta.
Does daylight saving time affect the WAT–Indonesia difference?
Neither zone observes daylight saving time, so the +6h offset between WAT and Indonesia is fixed all year.
Which other cities share WAT's time zone?
WAT also covers Lagos, Abuja, Douala, Yaoundé, Luanda, Kinshasa, Brazzaville.
Which countries use WAT, WAT's zone?
WAT is used in Nigeria, Cameroon, Chad, Congo, Angola, Niger, Gabon, Equatorial Guinea.
Is there a day difference between WAT and Indonesia?
Not normally. The +6h gap only pushes the date over for late-evening times.
What is the time difference between WAT and Indonesia?
Indonesia is +6h from WAT.
What timezone is WAT in?
WAT operates on its local timezone.
What timezone is Indonesia in?
Indonesia operates on its local timezone.
Which countries use WAT (West Africa Time)?
WAT is used in Nigeria, Cameroon, Chad, Congo, Angola, Niger, and 2 more countries.
Does WAT observe daylight saving time?
No, WAT does not observe daylight saving time and remains at UTC+01:00 year-round.
What are some interesting facts about WAT?
Lagos, Nigeria is the most populous city in Africa. WAT is the same offset as CET (UTC+01:00).
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 WAT, what time is it in Indonesia?
When it is 12:00 AM (midnight) in WAT (WAT), it is +6h later in Indonesia (WIB).
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