Caution: The Julian Calendar is an old calendar system that differs from the modern Gregorian Calendar.
Click here to add Day of Year numbers instead.
Calendar for December 2023 (Julian calendar)
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Phases of the Moon: 6:  14: 22: 29: |
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Customization Forms
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Date Calculators
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- Birthday Calculator – Find when you are 1 billion seconds old
- Repeating Calendars – Which years share the same calendar?
Related Links
- Countdown to Any Date – Create your own countdown
- Moon Phase Calendar – Calculate moon phases for any year
- Seasons Calculator – Solstices & Equinoxes