Overview
- The change takes effect Sunday at 02:00 local time, when clocks jump to 03:00.
- Radio-controlled clocks and most computers update automatically via the PTB atomic time signal from Braunschweig.
- Some smartphones may need the automatic time-change setting enabled, and many public clocks are adjusted manually after the switch.
- Losing an hour can disrupt sleep and circadian rhythms with jetlag-like effects that usually resolve within one to two days.
- An EU consultation in 2018 favored ending the practice and legislation advanced in 2019, but member states have not agreed on permanent summer or winter time, with transport coordination cited as a key obstacle.