when does daylight savings time end in colorado
first Sunday in November
title: Daylight saving time in the Americas text: Formerly, starting and ending dates were variable, but in 2008, a decree (No. 6558 of 9 September 2008) established a permanent rule: DST starts at 00:00 on the third Sunday in October from 2008 to 2017 (and on the first Sunday in November from 2018 to the present), and ends at 00:00 on the third Sunday in February—unless the latter falls during Carnaval: in this case, the end of DST is postponed by one week. The next four times in which the end of DST is scheduled to be postponed are 2023, 2026, 2034 and 2037. Chile did not observe title: Daylight saving time text: three hours during the southern summer, and four hours a few weeks per year. Since 1996, European Summer Time has been observed from the last Sunday in March to the last Sunday in October; previously the rules were not uniform across the European Union. Starting in 2007, most of the United States and Canada observe DST from the second Sunday in March to the first Sunday in November, almost two-thirds of the year. Moreover, the beginning and ending dates are roughly reversed between the northern and southern hemispheres because spring and autumn are displaced six months. For example, mainland Chile title: Daylight saving time in the Americas text: DST in 2015 when the government declared that the country would remain on GMT-3 permanently. But on March 16, 2016, decree 253 modified the 2015 decision and restored winter time. It would last 90 days from the second weekend of May to the second weekend of August. In the past, DST was observed from the second Saturday in October to the second Saturday in March, but it has varied (see Time in Chile). In 2008, for example, the time was adjusted on Sunday, March 30, at 12 midnight. In 2010, because of an earthquake, DST remained in effect until April title: Mountain Time Zone text: 2007, the local time changes from MST to MDT at 2am MST to 3am MDT on the second Sunday in March and returns at 2am MDT to 1am MST on the first Sunday in November. Sonora in Mexico and most of Arizona in the United States do not observe daylight saving time, and during the spring, summer, and autumn months they are on the same time as Pacific Daylight Time. The Navajo Nation, most of which lies within Arizona, does observe DST, although the Hopi Nation, as well as some Arizona state offices lying within the Navajo Nation, do not. title: Daylight saving time text: observes DST from the second Saturday in October to the second Saturday in March, with transitions at local time. In some countries time is governed by regional jurisdictions within the country so that some jurisdictions shift and others do not; this is currently the case in Australia, Brazil, Canada, Mexico, and the United States. From year to year, the shift dates may change for political and social reasons. The 2007 U.S. change was part of the Energy Policy Act of 2005; previously, from 1987 through 2006, the start and end dates were the first Sunday in April and the last