The event takes place at London Road and Kings Road from 10am – 4pm.
The procession will feature characters like the Snow Queen and her court, Krampus, Father Christmas, a local Hastings giant and fur clad wild men led by drummers.
It forms up at Christ Church in London Road, at noon and sets off at 1pm, following a route along the lower part of Norman Road and up Western Road, finishing at Kings Road, where there is a winter street market taking place from 10am – 4pm, offering a chance to buy local produce and some unique Christmas gifts.
There will also be entertainment from Winter Warmers Border Morris dance team, who are also taking part in the procession.
Organiser Anton Burton-Windsor said: “There is lots going on for people to enjoy, including the special festive market in Kings Road, the Church Market on London Road and much more. It is open to all and not to be missed.”