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

Other days

aloxolt

Aloxolt Day
self appreciation

Self Appreciation Day
buddy

Buddy Day
comfy

Comfy Day
raise awerness of zeus

Raise Awerness Of Zeus Day
self care

Self Care Day
coffee

Coffee Day
kale

Kale Day
gum

Gum Day
healing

Healing Day