Chicago to Santo Tomé time converter

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

Chicago CDT

Monday, October 19, 2026

Santo Tomé ART

Monday, October 19, 2026

Chicago
Illinois, United States
Mon, Oct 19
CDTUTC-5
Santo Tomé
Argentina
Mon, Oct 19
ARTUTC-3+2h
Finding your time zone…
Shared working hours (9:00–18:00)

Chicago to Santo Tomé conversion table

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

ChicagoSanto Tomé
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 Santo Tomé).

Daylight saving time and the difference

The difference changes during the year because Chicago and Santo Tomé 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 Santo Tomé are 8,625 km (5,359 miles) apart in a straight line.

More conversions

Santo Tomé 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 Santo ToméLondon to Santo ToméLos Angeles to Santo ToméToronto to Santo ToméSão Paulo to Santo ToméParis to Santo ToméBerlin to Santo ToméMoscow to Santo ToméDubai to Santo ToméNew Delhi to Santo ToméBangkok to Santo ToméSingapore to Santo Tomé

Questions and answers

What is the time difference between Chicago and Santo Tomé?

Santo Tomé is 2 hours ahead of Chicago.

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

When it is 9:00 AM in Chicago, it is 11:00 AM in Santo Tomé.

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

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

Does the time difference between Chicago and Santo Tomé change?

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