Bull Festival 2016 - Sepulveda from August 25 to August 29. Past days. Thursday, August 25 Friday, August 26 Saturday, August 27 Sunday, August 28 Monday, August 29 Tuesday, August 30 You might be also interested in: August Fiesta 2016 - San Sebastian de los Reyes (Madrid) - 88 Kms. Fiesta of Colmenar Viejo 2016 - Colmenar Viejo (Madrid) - 74 Kms.