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Eastern Standard Time - is abbreviated as EST. Eastern Daylight Time- is abbreviated as EDT. Southeast, Michigan is GMT/UTC - 5h during Standard Time. Southeast, Michigan is GMT/UTC - 4h during Daylight Saving Time.
Time in Michigan. All counties in Michigan's Lower Peninsula observe Eastern Time, as do most counties in the state's Upper Peninsula. The U.P. counties that do not, the four counties which have a land border with Wisconsin, are in the Central Time zone. 1 History.