The first day of the Gregorian calendar year — globally observed.
This is a Gregorian calendar holiday — observed on the same date worldwide. There is no tithi or panchang significance to the date; it does not shift by timezone.
New Year's Day on January 1 marks the start of the Gregorian calendar year. While the date is secular, it has been a public holiday in most countries since the Gregorian calendar was widely adopted in the 16th-17th centuries. In some Christian traditions it is also the Feast of the Circumcision of Christ or the Solemnity of Mary, Mother of God.
Computed for Santo Antonio do Sudoeste (America/Sao_Paulo) using local sunrise, sunset and astronomical positions.
Other observances and vrats falling in January 2027, with dates computed for Santo Antonio do Sudoeste.
A more detailed account of New Year's Day — its mythology, regional variations, and rituals — is being prepared.