will transition to winter time during the early hours of Sunday, 25 October 2026. At 03:00, clocks across the country will be set back one hour to 02:00. This adjustment, published in the , follows the final Sunday of October rule.
The practice became mandatory for territories in 1981 under Directive 2000/84/EC to maximise daylight and reduce energy consumption. However, the Spanish Sleep Society warns of negative health impacts, and the EU proposed ending the shifts in 2018.
In 2025, the Spanish Government requested that the EU eliminate the time change from 2026. President stated the mechanism barely aids energy savings, following a 2019 expert commission tasked with reviewing the efficacy of the seasonal shift.