Rio de Janeiro to Ann Arbor time converter

Ann Arbor is 1 hour behind Rio de Janeiro. When it is 9:00 AM in Rio de Janeiro, it is 8:00 AM in Ann Arbor.

Rio de Janeiro BRT

Wednesday, October 21, 2026

Ann Arbor EDT

Wednesday, October 21, 2026

Rio de Janeiro
Brazil
Wed, Oct 21
BRTUTC-3
Ann Arbor
Michigan, United States
Wed, Oct 21
EDTUTC-4-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio de Janeiro to Ann Arbor conversion table

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

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

Best time to call or meet

Both sides are at work from 10:00 AM – 6:00 PM in Rio de Janeiro (9:00 AM – 5:00 PM in Ann Arbor).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: -1h
  • Nov 1, 2026 – Mar 14, 2027: -2h
  • Mar 14, 2027 – Oct 21, 2027: -1h

Distance

Rio de Janeiro and Ann Arbor are 8,359 km (5,194 miles) apart in a straight line.

More conversions

Ann Arbor 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 Ann ArborLondon to Ann ArborLos Angeles to Ann ArborChicago to Ann ArborToronto to Ann ArborSão Paulo to Ann ArborParis to Ann ArborBerlin to Ann ArborMoscow to Ann ArborDubai to Ann ArborNew Delhi to Ann ArborBangkok to Ann Arbor

Questions and answers

What is the time difference between Rio de Janeiro and Ann Arbor?

Ann Arbor is 1 hour behind Rio de Janeiro.

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

When it is 9:00 AM in Rio de Janeiro, it is 8:00 AM in Ann Arbor.

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

Both sides are at work from 10:00 AM – 6:00 PM in Rio de Janeiro (9:00 AM – 5:00 PM in Ann Arbor).

Does the time difference between Rio de Janeiro and Ann Arbor change?

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