January 2025 Calendar Holidays And Observances Namesake. Dates and celebrations of the us, uk, india, china, japan, australia and more, For a look at annual observances, check out our.

New year’s day is january 1st, the first day of the year, in the gregorian calendar, and falls exactly one week after the christmas day of the previous year. January 2025 calendar with holidays and celebrations of the united states.