The short answer

9pm in San Luis Potosí is 11pm in Eastern Standard Time.

San Luis Potosí is 2 hours behind Eastern Standard Time. It lands deep outside working hours in Eastern Standard Time — see the best time to meet below for a friendlier slot.

San Luis Potosí
9pm
Eastern Standard Time
11pm
Right now
3:39amCST · UTC-06:00 · Wed, Jun 24
5:39amEDT · UTC-04:00 · Wed, Jun 24
Read across to convert
San Luis Potosí
CST · UTC-06:00
3:39am ☾
Eastern Standard Time
EDT · UTC-04:00
5:39am ☾
Pinned9pmSan Luis Potosí=11pmEastern Standard Time
12amWed
2am
1am
3am
2am
4am
NOW
3am
5am
4am
6am
5am
7am
6am
8am
7am
9am
WORK
8am
10am
WORK
9am
WORK
11am
WORK
10am
WORK
12pm
WORK
11am
WORK
1pm
WORK
12pm
WORK
2pm
WORK
1pm
WORK
3pm
WORK
2pm
WORK
4pm
WORK
3pm
WORK
5pm
4pm
WORK
6pm
5pm
7pm
6pm
8pm
7pm
9pm
8pm
10pm
PINNED
9pm
11pm
10pm
12amThu ·+1d
11pm
1amThu ·+1d
daylightnightworking hoursoverlap
Best time to meet
Best for a call
San Luis Potosí
9am–3pm
=
Eastern Standard Time
11am–5pm
Popular conversions

Quick reference.

9amSan Luis Potosí=11amEastern Standard Time
12pmSan Luis Potosí=2pmEastern Standard Time
3pmSan Luis Potosí=5pmEastern Standard Time
5pmSan Luis Potosí=7pmEastern Standard Time
9pmSan Luis Potosí=11pmEastern Standard Time
In context

What each side covers.

San Luis Potosí
CST · UTC-06:00
3:39am
Eastern Standard Time
EDT · UTC-04:00
5:39am
Did you mean…? “EDT” is shared by several places. This page shows Eastern Standard Time (US & Canada) — or switch to Australian Eastern Standard Time.

Frequently asked

Quick answers about converting between San Luis Potosí and Eastern Standard Time. Can't find what you need? Email [email protected].

What is the time difference between San Luis Potosí and Eastern Standard Time?
San Luis Potosí is 2 hours behind Eastern Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
When it's 9pm in San Luis Potosí, what time is it in Eastern Standard Time?
9pm in San Luis Potosí is 11pm in Eastern Standard Time. It lands deep outside working hours in Eastern Standard Time — see the best time to meet below for a friendlier slot. Use the hour-by-hour table above to read any other time across.
What's the best time for a call between San Luis Potosí and Eastern Standard Time?
9am–3pm in San Luis Potosí lines up with 11am–5pm in Eastern Standard Time — both sides are inside a 9-to-5 working day.
Does this account for daylight saving time?
Yes. We track every clock change in both places, so the abbreviations you see — CST and EDT — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
Why is the date sometimes different on each side?
When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.