Rio Claro to Chicago time converter

Chicago is 1 hour behind Rio Claro. When it is 9:00 AM in Rio Claro, it is 8:00 AM in Chicago.

Rio Claro AST

Wednesday, October 21, 2026

Chicago CDT

Wednesday, October 21, 2026

Rio Claro
Trinidad and Tobago
Wed, Oct 21
ASTUTC-4
Chicago
Illinois, United States
Wed, Oct 21
CDTUTC-5-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Rio Claro to Chicago conversion table

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

Rio ClaroChicago
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 Claro (9:00 AM – 5:00 PM in Chicago).

Daylight saving time and the difference

The difference changes during the year because Rio Claro and Chicago 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 Claro and Chicago are 4,354 km (2,705 miles) apart in a straight line.

More conversions

Chicago to Rio ClaroRio Claro to New YorkRio Claro to LondonRio Claro to Los AngelesRio Claro to TorontoRio Claro to São PauloRio Claro to ParisRio Claro to BerlinRio Claro to MoscowRio Claro to DubaiRio Claro to New DelhiRio Claro to BangkokRio Claro to Singapore
New York to ChicagoLondon to ChicagoLos Angeles to ChicagoToronto to ChicagoSão Paulo to ChicagoParis to ChicagoBerlin to ChicagoMoscow to ChicagoDubai to ChicagoNew Delhi to ChicagoBangkok to ChicagoSingapore to Chicago

Questions and answers

What is the time difference between Rio Claro and Chicago?

Chicago is 1 hour behind Rio Claro.

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

When it is 9:00 AM in Rio Claro, it is 8:00 AM in Chicago.

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

Both sides are at work from 10:00 AM – 6:00 PM in Rio Claro (9:00 AM – 5:00 PM in Chicago).

Does the time difference between Rio Claro and Chicago change?

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