Sliema · events
Things to do in Sliema, September 2026
Browse 4 upcoming events and things to do in Sliema during September 2026. Highlights include Sustainable September Eco Market, Feast of St Gregory- Tas-Sliema, Science in the City Festival 2026 and more. Each listing links to tickets, venue details and practical visitor info.
Back to culture
September is when indoor culture typically returns in force — theatre, gallery and concert seasons reopen alongside the last open-air events of the year.
- Look for season-opening concerts, theatre premieres and gallery shows
- Catch harvest festivals and the last open-air markets before autumn
- Book ahead for autumn arts and film festivals that often launch this month