Does it handle Daylight Saving Time?

Yes, the tool automatically adjusts for Daylight Saving Time based on the specific date you select, ensuring accurate conversions year-round.

Can I add multiple cities?

Yes, you can add as many cities as you need to the dashboard to compare times across your entire global network simultaneously.

Indonesia to Brazil

-10h

Indonesia

WIBSOURCE

UTC+07:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Brazil

BRT

UTC-03:00

HH02

MM00

02:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Indonesia

Brazil

12:00 AM

2:00 PM-1

2:00 AM

4:00 PM-1

4:00 AM

6:00 PM-1

6:00 AM

8:00 PM-1

8:00 AM

10:00 PM-1

10:00 AM

12:00 AM

12:00 PM

2:00 AM

2:00 PM

4:00 AM

4:00 PM

6:00 AM

6:00 PM

8:00 AM

8:00 PM

10:00 AM

10:00 PM

12:00 PM

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

WIB and BRT on the World Map

The map below highlights the WIB (Western Indonesia Time) and BRT (Brasilia Time) timezone regions across the globe.

WIB Zone

→

BRT Zone

Explore all world timezones interactively →

WIB – Western Indonesia Time

UTC+07:00

Western Indonesia Time (WIB, UTC+07:00) covers Java, Sumatra and West Kalimantan, including Jakarta.

Countries in WIB

Indonesia (Java, Sumatra, West Kalimantan)

Major Cities in WIB

JakartaSurabayaBandungMedanPalembang

Key Facts about WIB

•Indonesia spans three time zones: WIB (UTC+07:00), WITA (UTC+08:00) and WIT (UTC+09:00).
•Indonesia has not observed daylight saving time since 1964.
•Jakarta is the largest city in Southeast Asia by population.
•WIB shares the UTC+07:00 offset with Indochina Time.

Daylight Saving:No – UTC+07:00 year-round

Learn more about WIB on Wikipedia

BRT – Brasilia Time

UTC-03:00

Brasilia Time (BRT) is the time zone for eastern Brazil, 3 hours behind UTC.

Countries in BRT

Brazil (eastern)

Major Cities in BRT

São PauloRio de JaneiroBrasíliaBelo HorizonteSalvadorFortalezaRecifeCuritiba

Key Facts about BRT

•Brazil abolished daylight saving time in 2019.
•São Paulo is the largest city in the Southern Hemisphere.
•BRT is 2 hours ahead of EST.
•Brazil spans four different time zones.
•The B3 stock exchange in São Paulo operates on BRT.

Daylight Saving:No – UTC-03:00 year-round

Learn more about BRT on Wikipedia

Time Conversion Guide: Indonesia to Brazil

Indonesia runs on Western Indonesia Time (WIB) at UTC+07:00. Brazil runs on Brasilia Standard Time (BRT) at UTC-03:00. That puts Indonesia 10 hours behind Brazil — a difference of -10h at the current offsets.

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

Indonesia to Brazil time conversion table

Indonesia (WIB)	Brazil (BRT)	Day
12:00 AM	2:00 PM	previous day
6:00 AM	8:00 PM	previous day
7:00 AM	9:00 PM	previous day
8:00 AM	10:00 PM	previous day
9:00 AM	11:00 PM	previous day
12:00 PM	2:00 AM	same day
3:00 PM	5:00 AM	same day
5:00 PM	7:00 AM	same day
6:00 PM	8:00 AM	same day
9:00 PM	11:00 AM	same day

Why people convert Indonesia to Brazil time

Scheduling a call from Indonesia to Brazil: a 10:00 AM start in Indonesia lands at 12:00 AM in Brazil, so you can confirm the slot without doing the arithmetic yourself.
Handling a -10h gap: Indonesia and Brazil 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 Brazil is 11:00 PM in Indonesia.
Coordinating a Indonesia-based team with Brazil contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.

Always state the zone abbreviation, not just the hour. "3:00 PM WIB" is unambiguous; "3 PM" across a -10h gap is not.
With a -10h gap there is no shared 9-to-5 window, so alternate the early start: one week Indonesia takes the early slot, the next week Brazil does.

About WIB (Western Indonesia Time)

Western Indonesia Time (WIB, Waktu Indonesia Barat) is one of Indonesia's three time zones, fixed at UTC+07:00 all year. It covers Java, Sumatra, West Kalimantan and the provinces around them — home to Jakarta, the country's capital and largest city, plus Surabaya and Bandung. Indonesia does not observe daylight saving time, so WIB never shifts. WIB shares its UTC+07:00 offset with Indochina Time (ICT) and Christmas Island Time, but is a distinct zone covering the western half of the Indonesian archipelago. The country's other zones are WITA (UTC+08:00) in the centre and WIT (UTC+09:00) in the east.

About BRT (Brasilia Time)

Brasilia Time (BRT) is the standard time in the most populous regions of Brazil, including São Paulo, Rio de Janeiro, and the capital Brasília. Brazil abolished daylight saving time in 2019, so BRT is now observed year-round in these regions. Brazil spans four time zones in total.

Best time to call between Indonesia and Brazil

With a -10h offset there is no overlap inside a normal 9 AM – 5 PM day. Brazil opens at 9:00 AM BRT, which is 11:00 PM in Indonesia, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Indonesia and Brazil have no shared working hours because of the -10h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Indonesia is 10 hours behind Brazil (WIB UTC+07:00 → BRT UTC-03:00). 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 Indonesia and Brazil?

Indonesia (WIB, UTC+07:00) is 10 hours behind Brazil (BRT, UTC-03:00). The gap is currently -10h.

How do I convert Indonesia time to Brazil time?

Add -10h to Indonesia local time. For example, 9:00 AM in Indonesia is 11:00 PM in Brazil (previous day).

What time is it in Brazil right now?

Brazil uses BRT at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -10h offset from Indonesia.

What is the best time to call Brazil from Indonesia?

There is no shared working-hours window because of the -10h gap. The closest option is 1:00 PM in Indonesia, which is 3:00 AM in Brazil.

Which is behind, Indonesia or Brazil?

Indonesia is 10 hours behind Brazil. When it is 12:00 PM in Indonesia it is 2:00 AM in Brazil.

Do Indonesia and Brazil use different time zones?

Indonesia (Indonesia) uses WIB at UTC+07:00, while Brazil (Brazil) uses BRT at UTC-03:00. The IANA identifiers are Asia/Jakarta and America/Sao_Paulo.