July-August: Cultural Festival of the Museum of Bouboulina
A festival that takes place at the end of July and lasts up until the end of August. It includes concerts, speeches, exhibitions and theatrical plays.

September: Armata
The most famous festival that attracts thousands of visitors every year. It is organized to commemorate the naval battle of Spetses and it reaches its peak with the torching of the Turkish flagship. Armata takes place on one of the first weeks of September and it also includes concerts, exhibitions and theatrical plays.