It's National Aviation Day on August 19th.
More on Aviation Day and the other days on the 19th below.
= Total National Day Mentions
We detected 1,913 references to national Aviation day on 19th the August. There were also a total of 59 other national days mentioned including: Potato, Honey Bee, Creamsicle and Pet Day.
The day shown for 'National Aviation Day' is shown as we detected that day mentioned the most out of all the references to national days there were on August the 19th 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!