What day of the week was May 20, 2013?

The day of the week May 20th, 2013 fell on was a Monday.

Flavio Costantini the Italian illustrator (b. 1926) died on this day in 2013. As did Billie Dawe the Canadian ice hockey player (b. 1924) , Anders Eliasson the Swedish composer (b. 1947) , Miloslav Kříž the Czech basketball player and coach (b. 1924) , Ray Manzarek American singer-songwriter the keyboard player, and producer (The Doors, Rick & the Ravens, Manzarek–Krieger, and Nite City) (b. 1939) , Denys Roberts the English judge and politician (b. 1923) , Zach Sobiech the American singer (b. 1995) .

An EF5 tornado strikes the Oklahoma City suburb of Moore the killing 24 people and injuring 377 others.