September 2020 | |
| 3rd | St Gregory the Great, Pope, Doctor of the Church |
| 4th | St Cuthbert, Bishop |
| 6th | 23rd Sunday in Ordinary Time |
| 8th | Feast of the Nativity of the Blessed Virgin Mary |
| 9th | St Peter Claver, Priest |
| 11th | St Deiniol, Bishop |
| 12th | Most Holy Name of Mary |
| 13th | 24th Sunday in Ordinary Time |
| 14th | Feast of the Exaltation of the Holy Cross |
| 15th | Our Lady of Sorrows |
| 16th | St Cornelius, Pope, Martyr St Cyprian, Bishop, Martyr |
| 17th | St Robert Bellarmine, Bishop, Doctor of the Church |
| 19th | St Januarius, Bishop, Martyr St Theodore of Canterbury, Bishop |
| 20th | 25th Sunday in Ordinary Time |
| 21st | Feast of St Matthew, Apostle, Evangelist |
| 23rd | St Pio of Pietrelcina |
| 24th | Our Lady of Walsingham |
| 26th | Ss Cosmas & Damian, Martyrs |
| 27th | 26th Sunday in Ordinary Time |
| 28th | St Wenceslaus, Martyr Ss Lawrence Ruiz, and Companions, Martyrs |
| 29th | Feast of Ss Michael, Gabriel, and Raphael, Archangels |
| 30th | St Jerome, Priest, Doctor of the Church |