The sun even peeped out as the parade left the grounds of city hall.
During the parade the floats, dancers and musicians a;; snaked their way through the city centre before returning to the city hall.
Meanwhile, on Slemish mountain, hundreds of pilgrims came came to walk where Saint Patrick once did.
There was music, laughter and prayers said as many climbed the mountain.

17.
Thousands of people are lining the streets of Belfast, grateful there has been no rain to dampen their St Patrick's Day celebrations. Photo: pacemaker

18.
Thousands of people are lining the streets of Belfast, grateful there has been no rain to dampen their St Patrick's Day celebrations. Photo: pacemaker

19.
Thousands of people are lining the streets of Belfast, grateful there has been no rain to dampen their St Patrick's Day celebrations. Photo: pacemaker

