TAHT to IST Time Converter

Convert Tahiti Time (TAHT) to India Standard Time (IST). Both time zones are shown live below; current offset between them is 15h 30m ahead.

Papeete · Tahiti Time
03:39:47
Thursday, May 21, 2026
GMT-10 · UTC-10:00
Mumbai · India Standard Time
19:09:47
Thursday, May 21, 2026
GMT+5:30 · UTC+05:30

Convert a specific time

From: TAHT (Papeete)
To: IST (Mumbai)
--:--

Daylight Saving status right now

TAHT (Tahiti Time)
Observes DST
No
IST (India Standard Time)
Observes DST
No

When can TAHT and IST meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
TAHT
IST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Papeete (TAHT). 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 17:00–18:00 TAHT (08:30–09:30 IST).

Hour-by-hour TAHT to IST conversion table

TAHT time (Papeete)IST time (Mumbai)Status
00:00 Thu15:30 ThuIST working
01:00 Thu16:30 ThuIST working
02:00 Thu17:30 ThuOff-hours both sides
03:00 Thu18:30 ThuOff-hours both sides
04:00 Thu19:30 ThuOff-hours both sides
05:00 Thu20:30 ThuOff-hours both sides
06:00 Thu21:30 ThuOff-hours both sides
07:00 Thu22:30 ThuOff-hours both sides
08:00 Thu23:30 ThuOff-hours both sides
09:00 Thu00:30 FriTAHT working
10:00 Thu01:30 FriTAHT working
11:00 Thu02:30 FriTAHT working
12:00 Thu03:30 FriTAHT working
13:00 Thu04:30 FriTAHT working
14:00 Thu05:30 FriTAHT working
15:00 Thu06:30 FriTAHT working
16:00 Thu07:30 FriTAHT working
17:00 Thu08:30 FriOff-hours both sides
18:00 Thu09:30 FriIST working
19:00 Thu10:30 FriIST working
20:00 Thu11:30 FriIST working
21:00 Thu12:30 FriIST working
22:00 Thu13:30 FriIST working
23:00 Thu14:30 FriIST 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

Tahiti Time (TAHT)
IANA identifier
Pacific/Tahiti
Current UTC offset
UTC-10:00
Current abbreviation
GMT-10
Major cities in this zone
Papeete
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 Papeete and Mumbai

Mumbai
Sunrise
06:03
Sunset
19:09
Solar noon
12:36
Daylight
13h 5m

Related converters

IST to TAHT (reverse)TAHT to ESTTAHT to PSTTAHT to GMTTAHT to UTCTAHT to CETEST to ISTPST to ISTGMT to ISTUTC to ISTCET to IST
Looking for local time? See time in Papeete or time in Mumbai.

Frequently asked questions

What is the time difference between TAHT and IST right now?+
IST (India Standard Time) is currently 15h 30m ahead TAHT (Tahiti Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does TAHT or IST observe daylight saving time?+
TAHT: does not observe daylight saving time. IST: does not observe daylight saving time.
When is the best time to schedule a meeting between TAHT and IST?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 17:00–18:00 TAHT (08:30–09:30 IST).
What time is it in Mumbai when it is 12:00 noon in Papeete?+
When it is 12:00 Thu in Papeete (TAHT), it is 03:30 Fri in Mumbai (IST).
Which IANA time zone identifiers are used for TAHT and IST?+
TAHT maps to "Pacific/Tahiti" 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 Papeete ahead of or behind Mumbai?+
Whether Papeete (TAHT) is ahead of or behind Mumbai (IST) depends on the current UTC offsets. Right now IST is 15h 30m ahead TAHT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for TAHT and IST?+
TAHT is UTC-10:00 (GMT-10) 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 TAHT and IST?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between TAHT and IST is 17:00–18:00 TAHT.