There will be a single washing of Holy Kaabah this year. As per the royal decree the washing ceremony of Holy Kaabah will not be held in the month of Shabaan.
According to Saudi media Holy Kaabah will be washed for the protection of Mumtareen once a year on Muharram 15. The new royal decree is issued due to extension works. This year there will no no washing of Holy Kaabah before the month of Ramzan.