For those countries that use it, not all do, it varies slightly. It usually starts at the end of March and ends at the end of October.
The time normally changes at 02:00 on a Sunday near the end of these months.
Daylight Saving Time was first implemented in 1916, during World War I.
Arizona and Hawaii do not have Day light saving. http://www.time.gov/
Arizona, Hawaii, and Puerto Rico do not follow daylight saving time.
Woodrow Wilson
None; you always get the hour back when daylight saving time ends.
wait till day light saving ends wait till day light saving ends
No.
1972
Daylight Saving Time was first implemented in 1916, during World War I.
1958
only on the first day
Arizona and Hawaii do not have Day light saving. http://www.time.gov/
Arizona, Hawaii, and Puerto Rico do not follow daylight saving time.
British Summer Time (BST)
Woodrow Wilson
None; you always get the hour back when daylight saving time ends.
2