Clocks Change 2024 European. In 2024, the switch to summer time happened at 2am on sunday, march 31st, clocks will then change again on sunday, october 27th, this time moving back by one hour. At 1am on march 31, 2024, the time on irish clocks 'sprang forward' to 2am.

In 2024, the switch to summer time happened at 2am on sunday, march 31st, clocks will then change again on sunday, october 27th, this time moving back by one hour. Aces, a mission led by the european space agency, uses atomic clocks aboard the iss to test einstein’s theory of general relativity and probe fundamental physical constants.