August

1             St Alphonsus Mary de’ Liguori, Bishop and Doctor of the Church Obligatory memorial
2             St Eusebius of Vercelli, Bishop Optional memorial
St Peter Julian Eymard, Presbyter Optional memorial
In the Archdiocese of Przemyśl:
Bl August Czartoryski, Presbyter Optional memorial
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4             St John Mary Vianney, Presbyter Obligatory memorial
5             The Dedication of the Basilica of Saint Mary Optional memorial
6             The TRANSFIGURATION of the LORD Feast
7             Sts Sixtus II, Pope, and Companions, Martyrs Optional memorial
St Cajetan, Presbyter Optional memorial
Bl Edmund Bojanowski Optional memorial
In the Archdioceses of Poznań and Wrocław:
Bl Edmund Bojanowski Obligatory memorial
In the Diocese of Sosnowiec:
St Dominic, Presbyter Optional memorial
8             St Dominic, Presbyter Obligatory memorial
In the Diocese of Sosnowiec:
The DEDICATION of the SOSNOWIEC CATHEDRAL BASILICA Feast
9      ST TERESA BENEDICTA of the CROSS, Virgin and Martyr, patron of Europe Feast
10           ST LAWRENCE, Deacon and Martyr Feast
In the Diocese of Pelplin:
ST LAWRENCE, Deacon and Martyr, primary patron of the diocese Solemnity
11           St Clare, Virgin Obligatory memorial
In the Archdiocese of Warmia:
Our Lady of Święta Lipka Obligatory memorial
12           St Jane Frances de Chantal, Religious Optional memorial
In the Archdiocese of Gdańsk:
St Maximilian Maria Kolbe, Presbyter and Martyr Obligatory memorial
In the Archdiocese of Warmia:
St Clare, Virgin Obligatory memorial
13           Sts Pontian, Pope, and Hipplytus, Presbyter, Martyrs Optional memorial
In the Archdiocese of Kraków:
OUR LADY of KALWARIA Feast
14           St Maximilian Maria Kolbe, Presbyter and Martyr Obligatory memorial
In the Diocese of Bielsko-Żywiec:
ST MAXIMILIAN MARIA KOLBE, Presbyter and Martyr, primary patron of the diocese Solemnity
In the Dioceses of Elbląg and Koszalin-Kołobrzeg:
St Maximilian Maria Kolbe, Presbyter and Martyr, patron of the diocese Obligatory memorial
In the Archdiocese of Gdańsk:
The DEDICATION of the OLIWA ARCHCATHEDRAL BASILICA Feast
15           The ASSUMPTION of the BLESSED VIRGIN MARY Solemnity
In the Diocese of Warszawa-Praga:
The ASSUMPTION of the BLESSED VIRGIN MARY, OUR LADY of VICTORY, primary patron of the diocese Solemnity
In the Diocese of Zielona Góra-Gorzów:
The ASSUMPTION of the BLESSED VIRGIN MARY, OUR LADY of ROKITNO, primary patron of the diocese Solemnity
16           St Stephen of Hungary Optional memorial
In the Diocese of Opole:
St Roch Optional memorial
17           St Hyacinth, Presbyter Obligatory memorial
In the Province of Katowice:
ST HYACINTH, Presbyter, primary patron of the province Solemnity
In the Archdiocese of Kraków:
ST HYACINTH, Presbyter, patron of the archdiocese Feast
18 In the Archdiocese of Poznań:
                Bl Santia Szymkowiak, Virgin Obligatory memorial
19           St John Eudes, Presbyter Optional memorial
In the Diocese of Ełk:
The DEDICATION of the EŁK CATHEDRAL Feast 
20           St Bernard, Abbot and Doctor of the Church Obligatory memorial
In the Diocese of Pelplin:
St Bernard, Abbot and Doctor of the Church, patron of the diocese Obligatory memorial
21           St Pius X, Pope Obligatory memorial
22           The Queenship of the Blessed Virgin Mary Obligatory memorial
23           St Rose of Lima, Virgin Optional memorial
In the Diocese of Rzeszów:
Bl Ladislaud Findysz, Presbyter and Martyr Obligatory memorial 
24           ST BARTHOLOMEW, Apostle Feast
25           St Louis Optional memorial
St Joseph Calasanz, Presbyter Optional memorial
26           OUR LADY of CZĘSTOCHOWA Solemnity
In the Province of Częstochowa:
OUR LADY of CZĘSTOCHOWA, primary patron of the province Solemnity
27           St Monica Obligatory memorial
28           St Augustine, Bishop and Doctor of the Church Obligatory memorial
29           The Passion of St John the Baptist Obligatory memorial
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31 In the Diocese of Bydgoszcz:
The DEDICATION of the BYDGOSZCZ CATHEDRAL Feast