1 October is the 274th day of the year (275th in leap years). There are 91 days remaining until the end of the year.
- 1997: Ron becomes increasingly irritable (partly due to his possession of Salazar Slytherin's Locket) and around this time leaves Harry and Hermione to search for Lord Voldemort's Horcruxes on their own.
Behind the scenes
- 1930: Actor Richard Harris, who portrayed Albus Dumbledore in the first and second Harry Potter films, is born.
- 2011: Pottermore opens to the public.