What Is Happening On December 15 2025. Chose a month to view an observance and holiday calendar for that month in 2025. December 2025 calendar with holidays and celebrations of the united states.

Once every 25 years, roman catholics commemorate their faith in a yearlong jubilee, or holy year.this one technically begins on. This listing gives notable astronomical events in our solar system in 2025, including eclipses, meteor showers, periodic comets, phases of the moon, and conjunctions of.