For reference, here are the official Mexico holidays for 2020, according to timeanddate.com:
Jan 1 Wednesday — New Year’s Day
Feb 3 Monday — Day off for Constitution Day
Feb 5 Wednesday — Constitution Day
Mar 16 Monday — Day off for Benito Juárez’s Birthday
Mar 21 Saturday — Benito Juárez’s Birthday
May 1 Friday — Labor Day / May Day
Sep 16 Wednesday — Independence Day
Nov 16 Monday — Day off for Revolution Day
Nov 20 Friday — Revolution Day
Dec 25 Friday — Christmas Day