Castelo do Piauí to Chicago time converter

Chicago is 2 hours behind Castelo do Piauí. When it is 9:00 AM in Castelo do Piauí, it is 7:00 AM in Chicago.

Castelo do Piauí BRT

Sunday, October 18, 2026

Chicago CDT

Sunday, October 18, 2026

Castelo do Piauí
Piauí, Brazil
Sun, Oct 18
BRTUTC-3
Chicago
Illinois, United States
Sun, Oct 18
CDTUTC-5-2h
Finding your time zone…
Shared working hours (9:00–18:00)

Castelo do Piauí to Chicago conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Castelo do Piauí and Chicago switch clocks on different dates:

  • Oct 18, 2026 – Nov 1, 2026: -2h
  • Nov 1, 2026 – Mar 14, 2027: -3h
  • Mar 14, 2027 – Oct 18, 2027: -2h

Distance

Castelo do Piauí and Chicago are 7,017 km (4,360 miles) apart in a straight line.

More conversions

Chicago to Castelo do PiauíCastelo do Piauí to New YorkCastelo do Piauí to LondonCastelo do Piauí to Los AngelesCastelo do Piauí to TorontoCastelo do Piauí to São PauloCastelo do Piauí to ParisCastelo do Piauí to BerlinCastelo do Piauí to MoscowCastelo do Piauí to DubaiCastelo do Piauí to New DelhiCastelo do Piauí to BangkokCastelo do Piauí 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 Castelo do Piauí and Chicago?

Chicago is 2 hours behind Castelo do Piauí.

What time is it in Chicago when it is 9 AM in Castelo do Piauí?

When it is 9:00 AM in Castelo do Piauí, it is 7:00 AM in Chicago.

When is the best time to call Chicago from Castelo do Piauí?

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

Does the time difference between Castelo do Piauí 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.