Thunder Bay to Rio de Janeiro time converter

Rio de Janeiro is 1 hour ahead of Thunder Bay. When it is 9:00 AM in Thunder Bay, it is 10:00 AM in Rio de Janeiro.

Thunder Bay EDT

Tuesday, October 20, 2026

Rio de Janeiro BRT

Wednesday, October 21, 2026

Thunder Bay
Ontario, Canada
Tue, Oct 20
EDTUTC-4
Rio de Janeiro
Brazil
Wed, Oct 21
BRTUTC-3+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Thunder Bay to Rio de Janeiro conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 20, 2026 – Nov 1, 2026: +1h
  • Nov 1, 2026 – Mar 14, 2027: +2h
  • Mar 14, 2027 – Oct 20, 2027: +1h

Distance

Thunder Bay and Rio de Janeiro are 9,155 km (5,689 miles) apart in a straight line.

More conversions

Rio de Janeiro to Thunder BayThunder Bay to New YorkThunder Bay to LondonThunder Bay to Los AngelesThunder Bay to ChicagoThunder Bay to TorontoThunder Bay to São PauloThunder Bay to ParisThunder Bay to BerlinThunder Bay to MoscowThunder Bay to DubaiThunder Bay to New DelhiThunder Bay to Bangkok
New York to Rio de JaneiroLondon to Rio de JaneiroLos Angeles to Rio de JaneiroChicago to Rio de JaneiroToronto to Rio de JaneiroSão Paulo to Rio de JaneiroParis to Rio de JaneiroBerlin to Rio de JaneiroMoscow to Rio de JaneiroDubai to Rio de JaneiroNew Delhi to Rio de JaneiroBangkok to Rio de Janeiro

Questions and answers

What is the time difference between Thunder Bay and Rio de Janeiro?

Rio de Janeiro is 1 hour ahead of Thunder Bay.

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

When it is 9:00 AM in Thunder Bay, it is 10:00 AM in Rio de Janeiro.

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

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

Does the time difference between Thunder Bay and Rio de Janeiro change?

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