It's National Hamburger Day on May 28th.
More on Hamburger Day and the other days on the 28th below.
We detected 2,732 references to national Hamburger day on 28th the May. There were also a total of 62 other national days mentioned including: Burger, Memorial, Brisket and Cemetery Ahead Of Memorial Day.
The day shown for 'National Hamburger Day' is shown as we detected that day mentioned the most out of all the references to national days there were on May the 28th across social media. Our algorithms examine all of the references to National Days across social media and updates whatnationaldayisit.com hourly, with our homepage displaying the current national day. This crowdsourcing of data method to assess the National Day date is used as opposed to being connected with any Government sacntioned lists :D Hurrah for democracy by concensus!