Depends on the year... there's some info at www.whendotheclockschange.com
To save the hours of daylight
April and august
Switzerland
2:00 AM
the clocks
November 1
Cyprus, France, England, Germany , Italy, Spain, Croatia, Switzerland and Holland.
Yes, Poland changes their clocks at the same time as the U. K. and most of the rest of Europe.
In 2011, the clocks changed in the UK on Sunday, October 30. Clocks were turned back by one hour as daylight saving time ended.
To change clocks in a Mk2 Golf from a single multi-connector to one with two multi-connectors, you will need to obtain the appropriate two-connector clocks compatible with the Mk2 wiring. Carefully disconnect the existing single multi-connector and remove the old clocks. Then, connect the new clocks using the two multi-connectors, ensuring all connections are secure and correctly aligned. Finally, test the new clocks to ensure they function properly.
Assuming you are referring to daylight savings time, the clocks already changed at 2:00 am on Sunday March 13, 2010.
Originally all clocks were analog clocks that showed the passage of time by the change of something measurable. When digital clocks which displayed only numbers to show the time came into use, the phrase analog clock was used to refer to older types of clocks.