Oops, it doesn't look like 'weasel day' is a national day..

Other days

promposal

Promposal Day
ask out your crush

Ask Out Your Crush Day
stud

Stud Day
reading

Reading Day
cat girl

Cat Girl Day
bonang

Bonang Day
comfy

Comfy Day
nae nae

Nae Nae Day
hiv awareness

Hiv Awareness Day
boba

Boba Day