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U.S. Data & Facts

Time Zones & Daylight Saving Time (DST) USA

Map Time Zones USA
Map Time Zones USA


EST (Eastern Standard Time): GMT-5
CST (Central Standard Time): GMT-6
MST (Mountain Standard Time): GMT-7
PST (Pacific Standard Time): GMT-8

In addition there are two further zones for:
Alaskan Time: GMT-9
Hawaiian Time: GMT-10

GMT: Greenwich Mean Time
MEZ: Middle European Timezone: MEZ is GMT + 1 hr

Daylight Saving Time (DST) in the USA

DST in the USA 2018
Begin: March-11, 2018, @2 am (clocks will be advanced 1 hr).
End: November-4, 2018, @3 am.
Arizona has no DST. During summer Arizona has the same time as California, in winter it has the same time as Colorado.

DST 2018 in Western Europe: e.g. Germany, Austria, Switzerland
Begin: March-25, 2018, @2 am.
End: October-28, 2018, @3 am.

In history, DST changed in 2005

On August 8, 2005, President Bush signed the Energy Policy Act of 2005, which included changes in Daylight Saving Time, effective March 1, 2007.

Source: Physics Laboratory, U.S. National Institute of Standards & Technology




Document Information
Source: magazineUSA.com
Last modified: 20171105
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