Feast of St Augustine and St Monica 2021 Posted on August 26, 2021 by AdminAugust 26, 2021 Feast of our Patrons, St Augustine and his mother St. Monica. Festive celebrations at St Augustines Church Limerick. This Friday 27th August and Saturday 28th August 2021. Please join us for prayers on either day at 10.15 am. All are welcome.