Day Guide for Tuesday May 18th 2021 What are the holidays on May 18th 2021?

This is our day guide for Tuesday May 18th 2021 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?

Holidays on May 18th 2021

Haiti: Flag and Universities' Day

Celebrates Haiti's educational system and commemorates the creation of the flag at the 1803 Arcahaye Conference.

Public sector only

Qatar: Eid Al Fitr Holiday

Holiday for the public sector to mark Eid al-Fitr

Turkmenistan: Constitution and Flag Day

Marks Turkmenistan's declaration of independence from the Soviet Union in 1991

Observances on May 18th 2021

USA: National Wear Your Pajamas to Work Day

You can probably get away with wearing your PJs on this day at the office, but don't suggest a pajama party.

International: International Day for Museums

Find out the dates, history and traditions of International Day for Museums

USA: National Cheese Souffle Day

Find out the dates, history and traditions of National Cheese Souffle Day

USA: National HIV Vaccine Awareness Day

Find out the dates, history and traditions of National HIV Vaccine Awareness Day

USA: National No Dirty Dishes Day

Find out the dates, history and traditions of National No Dirty Dishes Day

USA: National Visit Your Relatives Day

Find out the dates, history and traditions of National Visit Your Relatives Day

May 17th 2021 | Go to Today | May 19th 2021

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General Information for May 18th 2021
There are 3 public holidays today.
Day 138 of 2021
227 days left in 2021
Week 20 of the year
On this Day in History
2005 - A second photo from the Hubble Space Telescope confirms that Pluto has two additional moons, Nix and Hydra.
1980 - Vocalist/lyricist with Joy Division Ian Curtis commits suicide.
1949 - Rick Wakeman of the band Yes is born.
1804 - Napoleon Bonaparte is crowned Emperor of France.