Chicago to Rio Negro time converter

Rio Negro is 2 hours ahead of Chicago. When it is 9:00 AM in Chicago, it is 11:00 AM in Rio Negro.

Chicago CDT

Monday, October 19, 2026

Rio Negro BRT

Monday, October 19, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Rio Negro
Paraná, Brazil
Mon, Oct 19
BRTUTC-3+2h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Rio Negro conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 4:00 PM in Chicago (11:00 AM – 6:00 PM in Rio Negro).

Daylight saving time and the difference

The difference changes during the year because Chicago and Rio Negro switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: +2h
  • Nov 1, 2026 – Mar 14, 2027: +3h
  • Mar 14, 2027 – Oct 19, 2027: +2h

Distance

Chicago and Rio Negro are 8,499 km (5,281 miles) apart in a straight line.

More conversions

Rio Negro to ChicagoChicago to New YorkChicago to LondonChicago to Los AngelesChicago to TorontoChicago to São PauloChicago to ParisChicago to BerlinChicago to MoscowChicago to DubaiChicago to New DelhiChicago to BangkokChicago to Singapore
New York to Rio NegroLondon to Rio NegroLos Angeles to Rio NegroToronto to Rio NegroSão Paulo to Rio NegroParis to Rio NegroBerlin to Rio NegroMoscow to Rio NegroDubai to Rio NegroNew Delhi to Rio NegroBangkok to Rio NegroSingapore to Rio Negro

Questions and answers

What is the time difference between Chicago and Rio Negro?

Rio Negro is 2 hours ahead of Chicago.

What time is it in Rio Negro when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 11:00 AM in Rio Negro.

When is the best time to call Rio Negro from Chicago?

Both sides are at work from 9:00 AM – 4:00 PM in Chicago (11:00 AM – 6:00 PM in Rio Negro).

Does the time difference between Chicago and Rio Negro change?

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