São Tomé to Chicago time converter

Chicago is 5 hours behind São Tomé. When it is 9:00 AM in São Tomé, it is 4:00 AM in Chicago.

São Tomé UTC+0

Tuesday, October 20, 2026

Chicago CDT

Tuesday, October 20, 2026

São Tomé
Sao Tome and Principe
Tue, Oct 20
UTC+0
Chicago
Illinois, United States
Tue, Oct 20
CDTUTC-5-5h
Finding your time zone…
Shared working hours (9:00–18:00)

São Tomé to Chicago conversion table

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

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

Best time to call or meet

Both sides are at work from 2:00 PM – 6:00 PM in São Tomé (9:00 AM – 1:00 PM in Chicago).

Daylight saving time and the difference

The difference changes during the year because São Tomé and Chicago switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: -5h
  • Nov 1, 2026 – Mar 14, 2027: -6h
  • Mar 14, 2027 – Oct 20, 2027: -5h

Distance

São Tomé and Chicago are 10,345 km (6,428 miles) apart in a straight line.

More conversions

Chicago to São ToméSão Tomé to New YorkSão Tomé to LondonSão Tomé to Los AngelesSão Tomé to TorontoSão Tomé to São PauloSão Tomé to ParisSão Tomé to BerlinSão Tomé to MoscowSão Tomé to DubaiSão Tomé to New DelhiSão Tomé to BangkokSão Tomé 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 São Tomé and Chicago?

Chicago is 5 hours behind São Tomé.

What time is it in Chicago when it is 9 AM in São Tomé?

When it is 9:00 AM in São Tomé, it is 4:00 AM in Chicago.

When is the best time to call Chicago from São Tomé?

Both sides are at work from 2:00 PM – 6:00 PM in São Tomé (9:00 AM – 1:00 PM in Chicago).

Does the time difference between São Tomé 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.