Chicago to San Luis Potosí time converter

San Luis Potosí is 1 hour behind Chicago. When it is 9:00 AM in Chicago, it is 8:00 AM in San Luis Potosí.

Chicago CDT

Wednesday, October 21, 2026

San Luis Potosí CST

Wednesday, October 21, 2026

Illinois, United States
Wed, Oct 21
CDTUTC-5
Wed, Oct 21
CSTUTC-6-1h
Finding your time zone…

7:50 PM in Chicago, Wednesday, October 21, 2026

Shared working hours (9:00–18:00)

Chicago to San Luis Potosí conversion table

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

ChicagoSan Luis Potosí
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 Chicago (9:00 AM – 5:00 PM in San Luis Potosí).

Daylight saving time and the difference

The difference changes during the year because Chicago and San Luis Potosí switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -1h
  • Nov 1, 2026 – Mar 14, 2027: ±0
  • Mar 14, 2027 – Oct 21, 2027: -1h

Distance

Chicago and San Luis Potosí are 2,518 km (1,565 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Chicago and San Luis Potosí?

San Luis Potosí is 1 hour behind Chicago.

What time is it in San Luis Potosí when it is 9 AM in Chicago?

When it is 9:00 AM in Chicago, it is 8:00 AM in San Luis Potosí.

When is the best time to call San Luis Potosí from Chicago?

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

Does the time difference between Chicago and San Luis Potosí change?

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