WIB to IST Time Converter

Convert Western Indonesian Time (WIB) to India Standard Time (IST). Both time zones are shown live below; current offset between them is 1h 30m behind.

Jakarta · Western Indonesian Time
10:52:39
Monday, May 11, 2026
GMT+7 · UTC+07:00
Mumbai · India Standard Time
09:22:39
Monday, May 11, 2026
GMT+5:30 · UTC+05:30

Convert a specific time

From: WIB (Jakarta)
To: IST (Mumbai)
--:--

Daylight Saving status right now

WIB (Western Indonesian Time)
Observes DST
No
IST (India Standard Time)
Observes DST
No

When can WIB and IST meet?

00
01
02
03
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07
08
09
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WIB
IST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Jakarta (WIB). Each row shows the local working-hours state in that zone for the same moment in time.
6 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 11:0016:00 WIB (09:3014:30 IST).

Hour-by-hour WIB to IST conversion table

WIB time (Jakarta)IST time (Mumbai)Status
00:00 Mon22:30 SunOff-hours both sides
01:00 Mon23:30 SunOff-hours both sides
02:00 Mon00:30 MonOff-hours both sides
03:00 Mon01:30 MonOff-hours both sides
04:00 Mon02:30 MonOff-hours both sides
05:00 Mon03:30 MonOff-hours both sides
06:00 Mon04:30 MonOff-hours both sides
07:00 Mon05:30 MonOff-hours both sides
08:00 Mon06:30 MonOff-hours both sides
09:00 Mon07:30 MonWIB working
10:00 Mon08:30 MonWIB working
11:00 Mon09:30 MonBoth at work
12:00 Mon10:30 MonBoth at work
13:00 Mon11:30 MonBoth at work
14:00 Mon12:30 MonBoth at work
15:00 Mon13:30 MonBoth at work
16:00 Mon14:30 MonBoth at work
17:00 Mon15:30 MonIST working
18:00 Mon16:30 MonIST working
19:00 Mon17:30 MonOff-hours both sides
20:00 Mon18:30 MonOff-hours both sides
21:00 Mon19:30 MonOff-hours both sides
22:00 Mon20:30 MonOff-hours both sides
23:00 Mon21:30 MonOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Western Indonesian Time (WIB)
IANA identifier
Asia/Jakarta
Current UTC offset
UTC+07:00
Current abbreviation
GMT+7
Major cities in this zone
JakartaBandung
India Standard Time (IST)
IANA identifier
Asia/Kolkata
Current UTC offset
UTC+05:30
Current abbreviation
GMT+5:30
Major cities in this zone
MumbaiNew DelhiBangaloreChennaiKolkata

Sun today in Jakarta and Mumbai

Jakarta
Sunrise
05:54
Sunset
17:45
Solar noon
11:50
Daylight
11h 51m
Mumbai
Sunrise
06:06
Sunset
19:05
Solar noon
12:36
Daylight
12h 58m

Related converters

Looking for local time? See time in Jakarta or time in Mumbai.

Frequently asked questions

What is the time difference between WIB and IST right now?+
IST (India Standard Time) is currently 1h 30m behind WIB (Western Indonesian Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does WIB or IST observe daylight saving time?+
WIB: does not observe daylight saving time. IST: does not observe daylight saving time.
When is the best time to schedule a meeting between WIB and IST?+
The strongest overlap is 11:00–16:00 WIB (09:30–14:30 IST), giving 6 hours when both sides are within standard 9am-5pm working hours.
What time is it in Mumbai when it is 12:00 noon in Jakarta?+
When it is 12:00 Mon in Jakarta (WIB), it is 10:30 Mon in Mumbai (IST).
Which IANA time zone identifiers are used for WIB and IST?+
WIB maps to "Asia/Jakarta" in the IANA database. IST maps to "Asia/Kolkata". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Jakarta ahead of or behind Mumbai?+
Whether Jakarta (WIB) is ahead of or behind Mumbai (IST) depends on the current UTC offsets. Right now IST is 1h 30m behind WIB. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for WIB and IST?+
WIB is UTC+07:00 (GMT+7) and IST is UTC+05:30 (GMT+5:30). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both WIB and IST?+
Yes. There are 6 hours of overlap during standard 9am-5pm working hours, with the strongest window at 11:00–16:00 WIB.