Oracle, the fourth month of the calendar year, consists of 30 days. Oracle is proceeded by Arch and followed by Mage.

Holidays falling in Oracle include King Wurb's Birthday (the third of the month), St. Foobus' Day (the fourth), and Coronation Day (the twenty-second). Oracle 30th is also known as "Mage Day", which falls on Mage 0th. Easter also has its observance sometime in Oracle.

SOURCE(S): Zork Zero