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PET to JST

+14h

PET

PETSOURCE
UTC-05:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

JST

JST
UTC+09:00
HH02
:
MM00
  
(next day)02:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
PET
JST
12:00 AM
2:00 PM
2:00 AM
4:00 PM
4:00 AM
6:00 PM
6:00 AM
8:00 PM
8:00 AM
10:00 PM
10:00 AM
12:00 AM+1
12:00 PM
2:00 AM+1
2:00 PM
4:00 AM+1
4:00 PM
6:00 AM+1
6:00 PM
8:00 AM+1
8:00 PM
10:00 AM+1
10:00 PM
12:00 PM+1

Green rows indicate typical business hours (9 AM - 5 PM)

PET and JST on the World Map

The map below highlights the PET (Peru Time) and JST (Japan Standard Time) timezone regions across the globe.

PETJSTLimaArequipaTrujilloCuscoTokyoOsakaYokohamaNagoya
PET Zone
→
JST Zone

Explore all world timezones interactively →

PET – Peru Time

UTC-05:00

Peru Time (PET) is the standard time for Peru, 5 hours behind UTC.

Countries in PET
Peru
Major Cities in PET
LimaArequipaTrujilloCuscoCallao
Key Facts about PET
  • •Peru does not observe daylight saving time.
  • •PET is the same offset as EST (UTC-05:00).
  • •Lima is the 5th largest city in the Americas.
Daylight Saving:No – UTC-05:00 year-round
Learn more about PET on Wikipedia

JST – Japan Standard Time

UTC+09:00

Japan Standard Time (JST) is the time zone for Japan, 9 hours ahead of UTC.

Countries in JST
Japan
Major Cities in JST
TokyoOsakaYokohamaNagoyaSapporoKyotoKobeFukuokaHiroshima
Key Facts about JST
  • •Japan does not observe daylight saving time.
  • •Tokyo is the most populous metropolitan area in the world.
  • •The Tokyo Stock Exchange operates from 9:00 AM to 3:00 PM JST.
  • •JST is 14 hours ahead of EST and 9 hours ahead of GMT.
Daylight Saving:No – UTC+09:00 year-round
Learn more about JST on Wikipedia

PET vs JST: Offsets, DST and Best Call Times

PET runs on Peru Time (PET) at UTC-05:00. JST runs on Japan Standard Time (JST) at UTC+09:00. That puts PET 14 hours ahead of JST — a difference of +14h at the current offsets.

In practice, when it is 9:00 AM in PET it is 11:00 PM in JST. Midnight in PET is 2:00 PM in JST. Neither zone observes daylight saving time, so the offset between them stays constant all year.

PET to JST time conversion table

PET (PET)JST (JST)Day
12:00 AM2:00 PMsame day
6:00 AM8:00 PMsame day
7:00 AM9:00 PMsame day
8:00 AM10:00 PMsame day
9:00 AM11:00 PMsame day
12:00 PM2:00 AMnext day
3:00 PM5:00 AMnext day
5:00 PM7:00 AMnext day
6:00 PM8:00 AMnext day
9:00 PM11:00 AMnext day

Why people convert PET to JST time

  • Scheduling a call from PET to JST: a 10:00 AM start in PET lands at 12:00 AM in JST the next day, so you can confirm the slot without doing the arithmetic yourself.
  • Handling a +14h gap: PET and JST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in JST is 11:00 PM in PET.
  • Booking travel or deliveries: tracking JST local time against PET keeps pickup windows and arrival estimates honest across the +14h offset.
  • Always state the zone abbreviation, not just the hour. "3:00 PM PET" is unambiguous; "3 PM" across a +14h gap is not.
  • With a +14h gap there is no shared 9-to-5 window, so alternate the early start: one week PET takes the early slot, the next week JST does.

About PET (Peru Time)

Peru Time (PET) is the time zone used throughout Peru. Peru does not observe daylight saving time. PET shares the same offset as EST (UTC-05:00). Lima, the capital, is the economic center of Peru.

About JST (Japan Standard Time)

Japan Standard Time (JST) is the standard time zone for all of Japan. Japan does not observe daylight saving time. JST is 9 hours ahead of UTC and 14 hours ahead of EST. The Tokyo Stock Exchange, the world's third largest by market capitalization, operates on JST. South Korea uses the same offset (KST) but it is a distinct time zone.

Best time to call between PET and JST

With a +14h offset there is no overlap inside a normal 9 AM – 5 PM day. JST opens at 9:00 AM JST, which is 11:00 PM in PET, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

PET and JST have no shared working hours because of the +14h gap. Teams need to alternate early starts or rely on asynchronous handovers.

PET is 14 hours ahead of JST (PET UTC-05:00 → JST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.

Learn More About Time

Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:

⏳
History of Timekeeping
From sundials to atomic clocks - 5000 years of measuring time
🌍
How Time Zones Work
UTC, offsets, and why zones don't follow straight lines
☀️
Daylight Saving Time
DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between PET and JST?

PET (PET, UTC-05:00) is 14 hours ahead of JST (JST, UTC+09:00). The gap is currently +14h.

How do I convert PET time to JST time?

Add +14h to PET local time. For example, 9:00 AM in PET is 11:00 PM in JST.

What time is it in JST right now?

JST uses JST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +14h offset from PET.

What is the best time to call JST from PET?

There is no shared working-hours window because of the +14h gap. The closest option is 1:00 PM in PET, which is 3:00 AM in JST.

Which is ahead, PET or JST?

PET is 14 hours ahead of JST. When it is 12:00 PM in PET it is 2:00 AM in JST.

Does daylight saving time affect the PET–JST difference?

Neither zone observes daylight saving time, so the +14h offset between PET and JST is fixed all year.

Which other cities share PET's time zone?

PET also covers Lima, Arequipa, Trujillo, Cusco, Callao.

Which countries use PET, PET's zone?

PET is used in Peru.

Is there a day difference between PET and JST?

Sometimes. The +14h gap is large enough that 8:00 PM or later in PET already falls on the next day in JST.

What is the time difference between PET and JST?

JST is +14h from PET.

What timezone is PET in?

PET operates on its local timezone.

What timezone is JST in?

JST operates on its local timezone.

Which countries use PET (Peru Time)?

PET is used in Peru.

Does PET observe daylight saving time?

No, PET does not observe daylight saving time and remains at UTC-05:00 year-round.

What are some interesting facts about PET?

Peru does not observe daylight saving time. PET is the same offset as EST (UTC-05:00).

Which cities are in the JST timezone?

Major cities in the JST timezone include Tokyo, Osaka, Yokohama, Nagoya, Sapporo, Kyoto, Kobe, Fukuoka.

What is the UTC offset for JST?

Japan Standard Time (JST) is at UTC+09:00.

What should I know about the JST timezone?

Japan does not observe daylight saving time. Tokyo is the most populous metropolitan area in the world.

When is it midnight in PET, what time is it in JST?

When it is 12:00 AM (midnight) in PET (PET), it is +14h later in JST (JST).

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pet→limapet→perupet→new yorkpet→londonjst→tokyojst→osakajst→japanjst→new york

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