WST to IST Time Converter

Convert Samoa Time (WST) to India Standard Time (IST). Both time zones are shown live below; current offset between them is 7h 30m behind.

Apia · Samoa Time
19:35:40
Wednesday, May 13, 2026
GMT+13 · UTC+13:00
Mumbai · India Standard Time
12:05:40
Wednesday, May 13, 2026
GMT+5:30 · UTC+05:30

Convert a specific time

From: WST (Apia)
To: IST (Mumbai)
--:--

Daylight Saving status right now

WST (Samoa Time)
Observes DST
No
IST (India Standard Time)
Observes DST
No

When can WST and IST meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
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21
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23
WST
IST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Apia (WST). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 16:00–18:00 WST (08:30–10:30 IST).

Hour-by-hour WST to IST conversion table

WST time (Apia)IST time (Mumbai)Status
00:00 Wed16:30 TueIST working
01:00 Wed17:30 TueOff-hours both sides
02:00 Wed18:30 TueOff-hours both sides
03:00 Wed19:30 TueOff-hours both sides
04:00 Wed20:30 TueOff-hours both sides
05:00 Wed21:30 TueOff-hours both sides
06:00 Wed22:30 TueOff-hours both sides
07:00 Wed23:30 TueOff-hours both sides
08:00 Wed00:30 WedOff-hours both sides
09:00 Wed01:30 WedWST working
10:00 Wed02:30 WedWST working
11:00 Wed03:30 WedWST working
12:00 Wed04:30 WedWST working
13:00 Wed05:30 WedWST working
14:00 Wed06:30 WedWST working
15:00 Wed07:30 WedWST working
16:00 Wed08:30 WedWST working
17:00 Wed09:30 WedIST working
18:00 Wed10:30 WedIST working
19:00 Wed11:30 WedIST working
20:00 Wed12:30 WedIST working
21:00 Wed13:30 WedIST working
22:00 Wed14:30 WedIST working
23:00 Wed15:30 WedIST working

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

Samoa Time (WST)
IANA identifier
Pacific/Apia
Current UTC offset
UTC+13:00
Current abbreviation
GMT+13
Major cities in this zone
Apia
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 Apia and Mumbai

Mumbai
Sunrise
06:06
Sunset
19:06
Solar noon
12:36
Daylight
13h 0m

Related converters

IST to WST (reverse)WST to ESTWST to PSTWST to GMTWST to UTCWST to CETEST to ISTPST to ISTGMT to ISTUTC to ISTCET to IST
Looking for local time? See time in Apia or time in Mumbai.

Frequently asked questions

What is the time difference between WST and IST right now?+
IST (India Standard Time) is currently 7h 30m behind WST (Samoa Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does WST or IST observe daylight saving time?+
WST: does not observe daylight saving time. IST: does not observe daylight saving time.
When is the best time to schedule a meeting between WST and IST?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 16:00–18:00 WST (08:30–10:30 IST).
What time is it in Mumbai when it is 12:00 noon in Apia?+
When it is 12:00 Wed in Apia (WST), it is 04:30 Wed in Mumbai (IST).
Which IANA time zone identifiers are used for WST and IST?+
WST maps to "Pacific/Apia" 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 Apia ahead of or behind Mumbai?+
Whether Apia (WST) is ahead of or behind Mumbai (IST) depends on the current UTC offsets. Right now IST is 7h 30m behind WST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for WST and IST?+
WST is UTC+13:00 (GMT+13) 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 WST and IST?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between WST and IST is 16:00–18:00 WST.