Energy saving, as does most of the world.
All of Michigan observes Daylight Saving Time.
Jordan observes daylight saving time from the last Sunday of March until the last Sunday of October (the same as Europe).
In winter one hour. 10 AM in California = 11 AM in Arizona. In summer, California observes Daylight Saving Time but Arizona does not, so in summer there is NO time difference between the two states.
Mountain Standard Time
yes
All of Michigan observes Daylight Saving Time.
Jordan observes daylight saving time from the last Friday of March until the last Friday of October.
Jordan observes daylight saving time from the last Sunday of March until the last Sunday of October (the same as Europe).
In winter one hour. 10 AM in California = 11 AM in Arizona. In summer, California observes Daylight Saving Time but Arizona does not, so in summer there is NO time difference between the two states.
Mountain Standard Time
yes
Yes, Pennsylvania follows Daylight Saving Time. The state observes the time change by moving the clock forward one hour in the spring and back one hour in the fall, in accordance with the Daylight Saving Time schedule set by the U.S. federal government.
Yes, since California observes Daylight Saving Time and Hawaii does not, when California "springs forward" they are an extra hour ahead of Hawaii. The difference is three hours from March to November and two hours from November to March.7 AM HAST (in Hawaii) =9 AM PST (in Calif. Nov-Mar) =10 AM PDT (in Calif. Mar-Nov)
Central Standard Time (CST) / Central Daylight Saving Time (CDT) The time in the whole state of Wisconsin is UTC - 6 hrs. during Standard Time and UTC - 5 hrs. during Daylight Saving Time. The U.S. observes Daylight Saving Time from the 2nd Sunday of March to the 1st Sunday of November.
Yes, Vienna, Austria, observes daylight savings time. Vienna is on daylight savings time from spring to autumn and on standard time the rest of the year. Vienna is in the Central European time zone.
Seattle observes daylight saving (no s) time from the second Sunday of March at 2 AM PST until the first Sunday of November at 2 AM PDT.
No, Aruba does not observe daylight saving time.Specifically, Aruba observes Atlantic Standard Time. This means that Aruba time is the same as that of Eastern (United States) Standard Time during the spring and summer months that the United States of America observes daylight savings time. Aruba time therefore is one (1) hour ahead of Eastern Standard Time during the fall and winter months.