Rio de Janeiro to Castelo Branco time converter

Castelo Branco is 4 hours ahead of Rio de Janeiro. When it is 9:00 AM in Rio de Janeiro, it is 1:00 PM in Castelo Branco.

Rio de Janeiro BRT

Tuesday, October 20, 2026

Castelo Branco WEST

Wednesday, October 21, 2026

Rio de Janeiro
Brazil
Tue, Oct 20
BRTUTC-3
Castelo Branco
Portugal
Wed, Oct 21
WESTUTC+1+4h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio de Janeiro to Castelo Branco conversion table

Every hour of today in Rio de Janeiro and the matching time in Castelo Branco. Light rows are typical working hours (9:00–18:00).

Rio de JaneiroCastelo Branco
12:00 AM4:00 AM
1:00 AM5:00 AM
2:00 AM6:00 AM
3:00 AM7:00 AM
4:00 AM8:00 AM
5:00 AM9:00 AM
6:00 AM10:00 AM
7:00 AM11:00 AM
8:00 AM12:00 PM
9:00 AM1:00 PM
10:00 AM2:00 PM
11:00 AM3:00 PM
12:00 PM4:00 PM
1:00 PM5:00 PM
2:00 PM6:00 PM
3:00 PM7:00 PM
4:00 PM8:00 PM
5:00 PM9:00 PM
6:00 PM10:00 PM
7:00 PM11:00 PM
8:00 PM12:00 AM+1 day
9:00 PM1:00 AM+1 day
10:00 PM2:00 AM+1 day
11:00 PM3:00 AM+1 day

Best time to call or meet

Both sides are at work from 9:00 AM – 2:00 PM in Rio de Janeiro (1:00 PM – 6:00 PM in Castelo Branco).

Daylight saving time and the difference

The difference changes during the year because Rio de Janeiro and Castelo Branco switch clocks on different dates:

  • Oct 20, 2026 – Oct 24, 2026: +4h
  • Oct 24, 2026 – Mar 27, 2027: +3h
  • Mar 27, 2027 – Oct 20, 2027: +4h

Distance

Rio de Janeiro and Castelo Branco are 7,897 km (4,907 miles) apart in a straight line.

More conversions

Castelo Branco to Rio de JaneiroRio de Janeiro to New YorkRio de Janeiro to LondonRio de Janeiro to Los AngelesRio de Janeiro to ChicagoRio de Janeiro to TorontoRio de Janeiro to São PauloRio de Janeiro to ParisRio de Janeiro to BerlinRio de Janeiro to MoscowRio de Janeiro to DubaiRio de Janeiro to New DelhiRio de Janeiro to Bangkok
New York to Castelo BrancoLondon to Castelo BrancoLos Angeles to Castelo BrancoChicago to Castelo BrancoToronto to Castelo BrancoSão Paulo to Castelo BrancoParis to Castelo BrancoBerlin to Castelo BrancoMoscow to Castelo BrancoDubai to Castelo BrancoNew Delhi to Castelo BrancoBangkok to Castelo Branco

Questions and answers

What is the time difference between Rio de Janeiro and Castelo Branco?

Castelo Branco is 4 hours ahead of Rio de Janeiro.

What time is it in Castelo Branco when it is 9 AM in Rio de Janeiro?

When it is 9:00 AM in Rio de Janeiro, it is 1:00 PM in Castelo Branco.

When is the best time to call Castelo Branco from Rio de Janeiro?

Both sides are at work from 9:00 AM – 2:00 PM in Rio de Janeiro (1:00 PM – 6:00 PM in Castelo Branco).

Does the time difference between Rio de Janeiro and Castelo Branco change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.