March 2025 Holidays And Observances. From the wearin’ of the green and more sunny fun to colorful holi festivals and celebrating crayons, this month is the full spectrum of happy. Includes all united states federal holidays and presidentially mandated observance days.

March 2025 ushers in a season of renewal, as spring blooms in the northern hemisphere while autumn paints its golden hues in the southern hemisphere. Includes all united states federal holidays and presidentially mandated observance days.