Catholic liturgical calendar
September 2027
Every day of September 2027: the celebration, the liturgical color, and US holy days of obligation. Tap a day for its saint, readings references and the meaning of the color.
| Date | Celebration | Color |
|---|---|---|
| Wed Sep 1 | St Giles (optional memorial) | Green |
| Thu Sep 2 | St Justus of Lyon (optional memorial) | Green |
| Fri Sep 3 | St Gregory the Great (memorial) | White |
| Sat Sep 4 | St Rose of Viterbo (optional memorial) | Green |
| Sun Sep 5 | Sunday in Ordinary Time | Green |
| Mon Sep 6 | St Eleutherius of Spoleto (optional memorial) | Green |
| Tue Sep 7 | St Cloud (optional memorial) | Green |
| Wed Sep 8 | Nativity of the Virgin Mary (feast) | White |
| Thu Sep 9 | St Peter Claver (memorial) | White |
| Fri Sep 10 | St Nicholas of Tolentino (optional memorial) | Green |
| Sat Sep 11 | St Jean-Gabriel Perboyre (optional memorial) | Green |
| Sun Sep 12 | Sunday in Ordinary Time | Green |
| Mon Sep 13 | St John Chrysostom (memorial) | White |
| Tue Sep 14 | Exaltation of the Holy Cross (feast) | Red |
| Wed Sep 15 | Our Lady of Sorrows (memorial) | White |
| Thu Sep 16 | Sts Cornelius and Cyprian (memorial) | Red |
| Fri Sep 17 | St Hildegard of Bingen (optional memorial) | Green |
| Sat Sep 18 | St Joseph of Cupertino (optional memorial) | Green |
| Sun Sep 19 | Sunday in Ordinary Time | Green |
| Mon Sep 20 | Sts Andrew Kim Taegon & Companions (memorial) | Red |
| Tue Sep 21 | St Matthew, Apostle & Evangelist (feast) | Red |
| Wed Sep 22 | St Maurice and Companions (optional memorial) | Green |
| Thu Sep 23 | St Pio of Pietrelcina (memorial) | White |
| Fri Sep 24 | St Gerard of Csanád (optional memorial) | Green |
| Sat Sep 25 | St Sergius of Radonezh (optional memorial) | Green |
| Sun Sep 26 | Sunday in Ordinary Time | Green |
| Mon Sep 27 | St Vincent de Paul (memorial) | White |
| Tue Sep 28 | St Wenceslaus (optional memorial) | Green |
| Wed Sep 29 | Sts Michael, Gabriel & Raphael (feast) | White |
| Thu Sep 30 | St Jerome (memorial) | White |
General Roman Calendar with US holy days of obligation; local calendars may add celebrations — check your parish.