It's National Underwear Day on August 5th.
More on Underwear Day and the other days on the 5th below.
We detected 7,525 references to national Underwear day on 5th the August. There were also a total of 93 other national days mentioned including: Oyster, Play, Law Enforcement Appreciation and Handloom Day.
The day shown for 'National Underwear Day' is shown as we detected that day mentioned the most out of all the references to national days there were on August the 5th 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!