4 December is the 338th day of the year (339th in leap years). There are 27 days remaining.
- 1991: The Gryffindor first-years have an Astronomy Class at midnight, on the top of the Astronomy Tower.
- 1992: Hermione Granger continues brewing Polyjuice Potion in the Second-floor girls' lavatory.
- 1995: Ron Weasley and Hermione's Prefect duties become more onerous: they must supervise castle decoration, patrol the corridors at night and supervise First and Second years on their breaks.
Behind the scenes
- 1942: Gemma Jones, who plays Hogwarts' Nurse Poppy Pomfrey, is born.
- 2012: The Harry Potter Limited Edition box set is set to release.
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