The museum is open every days except on Tuesdays, 1^st of January, 1^st of May and December, 25.

The information you requested can be found here.

The Louvre will be open during the Paris 2024 Olympic and Paralympic Games, except for 25 and 26 July. The Tuileries Garden will be closed on 28 August.
Night opening of July, 24 is cancelled. 

Opening hours may vary.