Published on March 22, 2026
As the days grow longer and warmer, different regions of North America are experiencing the effects of time changes in various ways. This past Sunday, March 8, many municipalities in the northern border region of Mexico adjusted their clocks to participate in Daylight Saving Time (DST), a practice not observed of the country since its removal in 2022. The decision to drop DST was influenced savings and health concerns, leaving the clock-shifting tradition alive primarily in a few border areas.
The 33 municipalities along Mexico’s northern border that did observe the time change did so to synchronize with their American counterparts. This alignment is particularly important for businesses and commuters engaged in cross-border commerce. The shift aims to facilitate smoother transactions and communications between the U.S. and Mexico, where timing can significantly impact economic activities.
While the majority of Mexico no longer navigates the complexities of changing the clock twice a year, the differing practices across North America have created a patchwork of time observance that can confuse travelers and businesses alike. In the U.S., Daylight Saving Time began on the second Sunday in March and will continue until the first Sunday in November, when clocks will be set back again.
Stakeholders on both sides of the border watch these changes closely, as they affect everything from transport schedules to business hours. For residents of the border municipalities that observe DST, these semi-annual changes have become a norm intertwined with their daily lives and economic interactions.
As the season progresses, the implications of these time shifts are likely to manifest in both leisure activities and commerce. Residents and businesses will adapt to the extra daylight, taking advantage of longer evenings and ensuring effective collaboration with partners across the border. However, the mixed approach to Daylight Saving Time in North America continues to raise discussions about the future of timekeeping practices, especially as considerations around energy use and health remain at the forefront.
The seasonal time adjustments will remain in place until November 1, when the clocks will fall back again. As the year unfolds, the conversation regarding the practicality and impacts of Daylight Saving Time is expected to continue, particularly in regions where time change has been a topic of debate for decades.