Porto's major events, ranked by crowd impact
Every event here is verified by a person, dated from its own organiser, and measured against Porto's day-by-day crowd forecast — so they can be ranked on one scale. See the city, day by day →
#1 Festa de Sao Joao (patron; bonfires, sardines) →
Festa de Sao Joao is the busiest of Porto's 1 verified major events — its busiest day reads Busy, busier than 65% of Porto's year.
The 2027 Festa de Sao Joao in Porto is expected on 23–24 Jun 2027 — the date can move; expect Busy days — busier than 65% of Porto's year. (Avoid-Crowds, as of 2026-08-29; recomputed nightly.)
Disclaimer — event dates can change; expected dates are labelled and can move.