Beach party evenings – on Waxholm Strand beach also in July and August.
Custom Bike Show – MC exhibition and festival in Societets parken, Norrtälje. First weekend in June.
Archipelago Boat Day in Vaxholm – beginning of June.
Studio Roadshow – art studios open in the beginning of June.
Postrodden – rowing race in old postal boats, Grisslehamn–Eckerö. Saturday before Midsummer.
Keyed fiddle meet – at Österbybruk’s mansion. Weekend before Midsummer.
Roslagen Sea Race – Roslagen’s longest sailing yacht race finishing in Öregrund. Weekend before Midsummer.
Vaxholm Citadel – summer program in June
Midsummer – celebrations in Vaxholm and on Resarö, near Domarudden’s open-air recreation center, Ekbacken and Stensnäs in Åkersberga. In Norrtälje, on Arholma, in Grisslehamn, on Väddö and in Rimbo. In Öregrund, Österbybruk, Östhammar and on Gräsö.
Norrtälje Jazz Days – concerts including jazz in the city’s pubs and restaurants. Turn of the month June- July.
Jernets fångar – theatrical play with music and dance. The Walloon Forge in Österbybruk. Turn of the month June-July.
Ekebyladan – dance and music in Alunda on Sundays during the summer.
American car and MC Show – motorcycle exhibition, Ekbacken, Åkersberga. End of June.