Today's date acording to the Pokédex is:
This website displays the date using Pokémon corresponding to their Pokédex number. The date format is in MM/DD/YY and today is 11/19/17.
Idea from /r/Pokémon
Page created by /u/thelastquesadilla
Pokémon Sprites are © Nintendo
No Copyright infringement intended, this is a fan project