Time zone converter

GMT to WIB

On Oct 23, 2026, Western Indonesia Time is 6 hours ahead of UK time: 9:00 AM BST is 3:00 PM WIB. The gap changes during the year because of daylight saving time; the dates are below.

UK time
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Current time in UK time
Western Indonesia Time
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Current time in Western Indonesia Time
Pick a date and time to convert.

WIB vs GMT over the next 12 months

PeriodWIB isExample
Oct 23, 2026 to Oct 25, 20266 hours ahead9:00 AM BST = 3:00 PM WIB
Oct 25, 2026 to Mar 28, 20277 hours ahead9:00 AM GMT = 4:00 PM WIB
Mar 28, 2027 onwards6 hours ahead9:00 AM BST = 3:00 PM WIB

GMT to WIB conversion table

Every hour of a weekday around Oct 23, 2026, in both zones.

UK timeWestern Indonesia Time
12:00 AM7:00 AM
1:00 AM8:00 AM
2:00 AM9:00 AM
3:00 AM10:00 AM
4:00 AM11:00 AM
5:00 AM12:00 PM
6:00 AM1:00 PM
7:00 AM2:00 PM
8:00 AM3:00 PM
9:00 AM4:00 PM
10:00 AM5:00 PM
11:00 AM6:00 PM
12:00 PM7:00 PM
1:00 PM8:00 PM
2:00 PM9:00 PM
3:00 PM10:00 PM
4:00 PM11:00 PM
5:00 PM12:00 AM (next day)
6:00 PM1:00 AM (next day)
7:00 PM2:00 AM (next day)
8:00 PM3:00 AM (next day)
9:00 PM4:00 AM (next day)
10:00 PM5:00 AM (next day)
11:00 PM6:00 AM (next day)

Best time for a meeting

Normal 9-to-5 working hours overlap for 1 hour on a weekday: 9:00 AM–10:00 AM GMT, which is 4:00 PM–5:00 PM WIB.

Comparing more than two places? The meeting planner lines up working hours for up to six cities.

Daylight saving time

UK time (GMT/BST)

  • Oct 25, 2026: clocks go back 1 hour at 2:00 AM (UTC+1 → UTC±0)
  • Mar 28, 2027: clocks go forward 1 hour at 1:00 AM (UTC±0 → UTC+1)

Where these clocks are used

  • UK time (GMT/BST): London, Edinburgh, Dublin and Lisbon keep the same clock. IANA zone Europe/London.
  • Western Indonesia Time (WIB): Jakarta, Bandung, Surabaya. IANA zone Asia/Jakarta.

Questions

What time is it in WIB when it is 9 AM GMT?

On Oct 23, 2026, 9:00 AM BST is 3:00 PM WIB. On other dates the answer can shift by an hour because of daylight saving time; the table of periods on this page gives each one.

How many hours ahead of GMT is WIB?

It depends on the date. Oct 23, 2026 to Oct 25, 2026: WIB is 6 hours ahead. Oct 25, 2026 to Mar 28, 2027: WIB is 7 hours ahead. Mar 28, 2027 onwards: WIB is 6 hours ahead.

Do GMT and WIB observe daylight saving time?

UK time switches to BST (UTC+1) in summer and back to GMT (UTC±0) in winter. Western Indonesia Time stays on UTC+7 all year.

What is the best time for a meeting between GMT and WIB?

Normal 9-to-5 working hours overlap for 1 hour on a weekday: 9:00 AM–10:00 AM GMT, which is 4:00 PM–5:00 PM WIB.

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Related conversions

Computed from the IANA time zone database on Oct 23, 2026. Live clocks and the converter use your browser's copy of the same data.