Lubéron is located in the middle of a region of artistic culture that accommodates major festivals every year. Thus, from March to November, not a month goes by without one or the other of the cities of Provence featuring an artistic event.
If you are fond of music or theatre, thereto, you will not be able to chose, from one of the many events :

Marché Antiquaire de l'Isle sur Sorgues

As well as many popular feasts in all of the villages of Provence, the many markets and antique fairs, including he famous Isle sur Sorgues fair, not to mention the famous Christmas markets in the whole region, as in Provence, Christmas is a different feast.