Oops, it doesn't look like 'start seeing monarchs start seeing monarchs day' is a national day..

Other days

Emoji Day

carpenters

Carpenters Day

hot chocolate

Hot Chocolate Day

kiss a brunette

Kiss A Brunette Day

reading

Reading Day

azonto is acceptable

Azonto Is Acceptable Day

pumpkin

Pumpkin Day

comfy

Comfy Day

eat what you want

Eat What You Want Day

healing

Healing Day