The free Christian Holiday Calendar
See feasts, fasts and seasons for any year, with Western and Orthodox dates side by side.
- Free to use
- No signup
- Nothing to install
- Works in any modern browser
Year: 2027, Holidays tab, filter All Easter Sunday and Ash Wednesday are listed with dates Orthodox Easter is shown as its own entry Pentecost falls 49 days after Easter SundayOpen the Christian Holiday Calendar
Illustration. Open the tool for the real thing.
See it in action
Sample input: Jump to any year… = 1

What is the Christian Holiday Calendar?
The church year is a cycle of seasons: Advent, Christmas, Epiphany, Lent, Easter, Pentecost and the long stretch of Ordinary Time. Many feasts move each year because they are counted from Easter, which itself is set by the spring full moon.
This calendar works out those dates on the page for any year from 1 to 9999. The Full Year tab shows twelve months with each season in its own colour. The Holidays tab lists every feast with a short note, and you can filter by Universal, Catholic, Orthodox or Protestant. The Seasons tab explains the colours and meaning of each season, and the Traditions tab compares how different churches keep the year.
3 steps to your result
Open the tool and follow along. Nothing to install.
Use the Prev and Next buttons, or type a year in the jump box and press Go.
Filter by tradition and load another year to see feast dates in order.
Compare the date with your own church calendar, since local practice can vary.
What you get
Use the Holidays tab when you want dates in a list, and the Full Year tab to see them in context.
Choose the Orthodox filter to see when Orthodox Easter falls in the year you picked.
Look at the Seasons tab before Advent or Lent to see what each season is about.
Write down service dates from your own church, since this tool shows general dates.
AZRS tools are free to open and use.
It opens in your browser, so there is nothing to download.
How it compares
A plain look at this tool next to the usual alternative.
| This religion tool | Desktop software | |
|---|---|---|
| Install | Nothing to install | Usually an app or program to install |
| Account | No signup | Depends on the product |
| Cost | Free to use | Free or paid, depends on the product |
Questions people ask
How is the date of Easter decided?
In the Western churches Easter is the first Sunday after the first full moon on or after March 21. Orthodox churches use the Julian calendar for the same rule, so their date is often later.
Why does Christmas fall on December 25 for some and January 7 for others?
Churches that keep the Julian calendar for feast days place Christmas on January 7 of the Gregorian calendar. Others use December 25.
What are the colours on the calendar?
Purple marks Advent, red marks Christmas and Pentecost, orange marks Lent, green marks Easter and blue marks Ordinary Time on this page. Churches may use different colours in worship.
Can I look up past or future years?
Yes. Use the jump box to go to any year from 1 to 9999. The dates are calculated, not stored.
Does this calendar include saints days?
It lists the main feasts, many Catholic feasts and a few Protestant observances. It is not a complete saints calendar, so ask your church for local days.
Please note. Guidance only. For questions of belief or practice, speak with your pastor or church leader.
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