Rio de Janeiro to Alfena time converter

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

Rio de Janeiro BRT

Wednesday, October 21, 2026

Alfena WEST

Wednesday, October 21, 2026

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

Rio de Janeiro to Alfena conversion table

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

Rio de JaneiroAlfena
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 Alfena).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 24, 2026: +4h
  • Oct 24, 2026 – Mar 27, 2027: +3h
  • Mar 27, 2027 – Oct 21, 2027: +4h

Distance

Rio de Janeiro and Alfena are 7,978 km (4,957 miles) apart in a straight line.

More conversions

Alfena 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 AlfenaLondon to AlfenaLos Angeles to AlfenaChicago to AlfenaToronto to AlfenaSão Paulo to AlfenaParis to AlfenaBerlin to AlfenaMoscow to AlfenaDubai to AlfenaNew Delhi to AlfenaBangkok to Alfena

Questions and answers

What is the time difference between Rio de Janeiro and Alfena?

Alfena is 4 hours ahead of Rio de Janeiro.

What time is it in Alfena 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 Alfena.

When is the best time to call Alfena 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 Alfena).

Does the time difference between Rio de Janeiro and Alfena change?

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