Holiday Advent Calendar 2025. Usa federal holidays for year 2025. In the table below, you will find the details of the holidays and when they are observed.

Recognizing holy days, regardless of the religion your colleagues practice, is crucial for fostering an inclusive workplace. Advent 2025 begins on sunday, november 30th, starting the celebration season for the birth of jesus christ with the advent season ending on the first mass of christmas (vigil mass) on christmas eve.