What Was The Julian Calendar. By the 40s bce the roman civic calendar was three months. The switch from julian calendar to the gregorian calendar in the english speaking world took place on julian date wednesday, september 3, 1752 when 11 days were removed.

A julian calendar converter translates a gregorian calendar date (like today’s date) into a julian day today, a continuous count of days since a specific historical date. The julian calendar is the one that was introduced in the year 46 bc by julius caesar to all of the roman empire, and it is the calendar that was used during the life of jesus christ and at the time of the early church.