Oops, it doesn't look like 'weather service has issued an excessive heat watch for this labor day' is a national day..

Other days

Bounce Day

Nail Polish Day

Stud Day

Get Funky Day

Ormille Day

Boy Friend Day

Kiss A Ginger Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Embarrass Your Best Friend Day

Tulip Day