As it is located just west of the International Date Line, Samoa is among the first places on Earth to see each new day, along with Tonga, Tokelau, and parts of Kiribati.
The introduction of daylight saving time was initially planned for 2009 but was postponed for one year in the aftermath of the 2009 Samoa tsunami.
[1][2] From 2010 to 2021, Samoa observed daylight saving time during summer in the Southern Hemisphere.
[4] Until the end of 2011, Samoa lay east of the International Date Line, observing UTC−11:00 (UTC−10:00 during daylight saving time).
[5] Prime minister Tuilaepa Sailele Malielegaoi stated that the change was intended to improve business with New Zealand, Australia, China, and other places in Asia.