Border areas still change clocks with the United States: all of Baja California (including Tijuana and Mexicali) and border municipalities in Chihuahua (such as Ciudad Juárez and Ojinaga), Coahuila, Nuevo León and Tamaulipas (such as Matamoros, Reynosa and Nuevo Laredo).
No clock changes are scheduled in most of the country through 2028.
Most of the country last changed clocks in 2022.
| Place | Offset | Clock change |
|---|---|---|
| Mexico City | UTC-6 | No change |
| Tijuana (all of Baja California) | UTC-8 (UTC-7 in summer) | Changes |
| Ciudad Juárez (Chihuahua border) | UTC-7 (UTC-6 in summer) | Changes |
| Ojinaga (Chihuahua border) | UTC-6 (UTC-5 in summer) | Changes |
| Matamoros (Coahuila, Nuevo León and Tamaulipas border) | UTC-6 (UTC-5 in summer) | Changes |
| Region | UTC offset | Observes daylight saving | Last daylight saving |
|---|---|---|---|
| Most of Mexico | UTC-6 | No | 2022 |