Some parts of Mexico observe daylight savings time; some don't. I suggest the Date and Time web site for specifics.
In general terms however, Mexico's daylight saving time starts on the first Sunday of April and ends on the last Sunday of October.
You mean as in 'daylight savings time'? Yes.
No. Daylight savings time was first observed in Mexico since April 7, 1996.
Mexico's three time zones are the same as Canada's westernmost three time zones. However, Canada and most of Mexico have different Daylight Saving Time schedules, and Saskatchewan, Canada and Sonora, Mexico don't do Daylight Saving Time.
No, Guam does not observe Daylight Saving Time.
No, Cancun does not use Daylight Saving Time.
In the Daylight saving Time
No. On the first Sunday in November at 2am, the US, Canada, and several border cities in Mexico return to Standard Time. Daylight Saving Time begins on the second Sunday in March.
Phoenix does not follow daylight saving time.
Daylight Saving Time starts in March.
India does not observe Daylight Saving Time.
eastern7am Pacific Daylight Savings Time.
Daylight saving time was in use in 1963, but in the United States the beginning and end of daylight saving time wasn't standardized (with states having the right to opt out of DST observance) until the passage of the Uniform Time Act of 1966.
In 2011, Mexico begins Daylight Saving Time on April 3 - set your clock(s) forwardone hour at 2:00 AM. It ends on October 30 - set your clock(s) back one hour at 2:00 AM.