WIB to IST
Convert Western Indonesia Time — Jakarta to India Time — Mumbai — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Jakarta, it's 7:30 AM in Mumbai. Mumbai is 1½ hours behind Jakarta. Use the converter above to turn any WIB time into IST, or scan the hour-by-hour table below for the full day.
WIB to IST at a glance
Planning a meeting between Jakarta and Mumbai
Planning a call between Jakarta and Mumbai? The best overlap during a standard 9-to-5 workday runs 10:30 AM–5:00 PM WIB (9:00 AM–3:30 PM IST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Jakarta to Mumbai
A full day mapped from WIB to IST.
Frequently asked
Is Mumbai ahead of or behind Jakarta?
Mumbai is 1½ hours behind Jakarta.
What is 12:00 PM WIB in IST?
12:00 PM in Jakarta is 10:30 AM in Mumbai.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so WIB and IST automatically reflect the correct daylight-saving offset for the current date.