Gardai cleared a large crowd from Kennedy Quay and other areas of the city last night.
On Saturday 12 people were arested for public order offences in Cork.
Speaking to RedFM news Gardai say they dispersed easily and they are encouraging people to abide by the public health guidelines.
It comes as the Tánaiste Leo Varadkar has warned local lockdowns are a possibility heading into the summer as concerns grow around the so-called Indian variant.
The latest figures show there's 128 cases of the mutation in Ireland, however it is believed to be more transmissable than previous strains.