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AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Piedras Negras vs Mexico City

Piedras Negras keeps CDT (UTC−5) and Mexico City keeps CST (UTC−6) today. Mexico City is 1 hour behind Piedras Negras; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 09:00–17:00 in Mexico City (10:00–18:00 your time).

Piedras Negras and Mexico City hour by hour, with the working-hour overlap shaded
City00:00 in Piedras Negras01:00 in Piedras Negras02:00 in Piedras Negras03:00 in Piedras Negras04:00 in Piedras Negras05:00 in Piedras Negras06:00 in Piedras Negras07:00 in Piedras Negras08:00 in Piedras Negras09:00 in Piedras Negras10:00 in Piedras Negras11:00 in Piedras Negras12:00 in Piedras Negras13:00 in Piedras Negras14:00 in Piedras Negras15:00 in Piedras Negras16:00 in Piedras Negras17:00 in Piedras Negras18:00 in Piedras Negras19:00 in Piedras Negras20:00 in Piedras Negras21:00 in Piedras Negras22:00 in Piedras Negras23:00 in Piedras Negras
Piedras Negras——000102030405060708091011121314151617181920212223
Mexico City——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Piedras Negras and Mexico City

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Piedras Negras, Mexico City and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

10:00 in Piedras Negras
Inside working hours on both sides
09:00 in Mexico City
11:00 in Piedras Negras
Inside working hours on both sides
10:00 in Mexico City
12:00 in Piedras Negras
Inside working hours on both sides
11:00 in Mexico City
13:00 in Piedras Negras
Inside working hours on both sides
12:00 in Mexico City

Where daylight saving pulls them apart

Piedras Negras next changes on Sunday 1 November 2026. Between those two dates the gap between the cities is an hour different from the one shown above — which is exactly when a recurring meeting drifts. Every date we track is on the daylight saving page.

Also useful

Common questions

How many hours ahead is Mexico City of Piedras Negras?

Mexico City is 1 hour behind Piedras Negras right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Piedras Negras and Mexico City?

Any hour in 10:00–18:00 Piedras Negras time is inside working hours in both cities.

Do Piedras Negras and Mexico City change clocks on the same date?

Only one of them does, so the gap between them changes twice a year even though neither city moved relative to the sun.