What was the date yesterday

Salut !

Yesterday, the date was October 5th, 2018.

Bonne soirée !

Bonjour !!

À l'oral on dira ==>

Yesterday was Friday, the fifth (5th) of October, two thousand and eighteen (2018)  (anglais britannique)

Yesterday was Friday, October fifth (5th), twenty-eighteen(2018) (anglais US)

À l'écrit, ==>

Yesterday was Friday 5th October 2018. (pas 'the' et 'of' à l'écrit) ( Anglais GB)

Yesterday was Friday, October 5th, 2018 (anglais US).

Bonne journée :)