Rio de Janeiro to Oakland time converter

Oakland is 4 hours behind Rio de Janeiro. When it is 9:00 AM in Rio de Janeiro, it is 5:00 AM in Oakland.

Rio de Janeiro BRT

Wednesday, October 21, 2026

Oakland PDT

Wednesday, October 21, 2026

Rio de Janeiro
Brazil
Wed, Oct 21
BRTUTC-3
Oakland
California, United States
Wed, Oct 21
PDTUTC-7-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio de Janeiro to Oakland conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -5h
  • Mar 14, 2027 – Oct 21, 2027: -4h

Distance

Rio de Janeiro and Oakland are 10,651 km (6,618 miles) apart in a straight line.

More conversions

Oakland 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 OaklandLondon to OaklandLos Angeles to OaklandChicago to OaklandToronto to OaklandSão Paulo to OaklandParis to OaklandBerlin to OaklandMoscow to OaklandDubai to OaklandNew Delhi to OaklandBangkok to Oakland

Questions and answers

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

Oakland is 4 hours behind Rio de Janeiro.

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

When it is 9:00 AM in Rio de Janeiro, it is 5:00 AM in Oakland.

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

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

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

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