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IRKST to WITA Converter

Updating current time…
IRKT/IRKST
Irkutsk Time
GMT +8
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IRKST is not used on this date.

This converter uses IRKT (UTC+8), as in Irkutsk.

Keep IRKST (UTC+9)
WITA
Central Indonesian Time
GMT +8
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 pm20:00 IRKT (UTC+8), Oct 5, 2026 = 8:00 pm20:00 WITA (UTC+8), Oct 5, 2026

IRKT and WITA have the same local time.

IRKST and WITA examples

These examples always use IRKST (UTC+9) and WITA (UTC+8). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

IRKST is 1 hour ahead of WITA.

How the time difference changes

IRKT and WITA have the same time year-round.

Working hours of 9:00 am to 5:00 pm in IRKT correspond to 9:00 am to 5:00 pm in WITA.Working hours of 09:00 to 17:00 in IRKT correspond to 09:00 to 17:00 in WITA.

Compare IRKST time with WITA time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Irkutsk Time and Central Indonesian Time have the same local time.
8:00 pm20:00 in IRKT is 8:00 pm20:00 in WITA

IRKT to WITA call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in IRKT which corresponds to 9am-5pm09:00-17:00 in WITA

8:00 pm20:00 Irkutsk Time (IRKT). Offset UTC +8:00 hours
8:00 pm20:00 Central Indonesian Time (WITA). Offset UTC +8:00 hours

8:00 pm20:00 IRKT / 8:00 pm20:00 WITA

IRKTWITA
12:00am12:00am
1:00am1:00am
2:00am2:00am
3:00am3:00am
4:00am4:00am
5:00am5:00am
6:00am6:00am
7:00am7:00am
8:00am8:00am
9:00am9:00am
10:00am10:00am
11:00am11:00am
12:00pm12:00pm
1:00pm1:00pm
2:00pm2:00pm
3:00pm3:00pm
4:00pm4:00pm
5:00pm5:00pm
6:00pm6:00pm
7:00pm7:00pm
8:00pm8:00pm
9:00pm9:00pm
10:00pm10:00pm
11:00pm11:00pm
00:0000:00
01:0001:00
02:0002:00
03:0003:00
04:0004:00
05:0005:00
06:0006:00
07:0007:00
08:0008:00
09:0009:00
10:0010:00
11:0011:00
12:0012:00
13:0013:00
14:0014:00
15:0015:00
16:0016:00
17:0017:00
18:0018:00
19:0019:00
20:0020:00
21:0021:00
22:0022:00
23:0023:00

Irkutsk Summer Time

Offset: IRKST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia

IRKST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • India - Military abbreviation for IRKST
  • I - short form of 'India'
Time zones with the GMT +9 offset:
  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time

Central Indonesian Time

Offset: WITA is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Indonesia

Principal Cities: The largest city in the WITA time zone is Makassar in Indonesia, with about 1.474 million people. Other major cities in this time zone include City of Balikpapan, Balikpapan, Banjarmasin, Manado.

Daylight Saving: Clocks in Central Indonesian Time (WITA) do not change for daylight saving time, so WITA stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

WITA Time Zone Geo Map
WITA timezone map

WITA representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for WITA
  • H - short form of 'Hotel'
IANA/Olson: Reflects WITA time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Makassar
  • Asia/Ujung_Pandang
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT