# May 2027: holidays, special days and observances

> Every day of May 2027 with its special days: national and public holidays, world and awareness days, and fun days, each with one line about what it marks. Highlights: National Teacher Appreciation Day (May 4), Cinco de Mayo (May 5), Mother's Day (May 9), Armed Forces Day (May 15), Peace Officers Memorial Day (May 15) and Memorial Day (May 31).

Source: https://whatdayisitapp.com/calendar/2027/may/ · Updated: 2026-11-04 · What Day Is It?

### Saturday, May 1, 2027

May 1, 2027 is International Workers' Day.

- **International Workers' Day** (fun day): Honouring workers and their labour all around the world.
- Around the world: **Labour and Solidarity Day** — 6 countries: Germany, France, Spain and 3 more
- Around the world: **Labour Day** — 118 countries: Mexico, Brazil, Albania and 115 more
- Around the world: **Workers' Day** — Lesotho, Mozambique, South Africa
- 10 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Sunday, May 2, 2027

May 2, 2027 is World Tuna Day. It is also Orthodox Easter. And a fun one: Truffle Day.

- **World Tuna Day** (Worldwide): Protecting the tuna, the ocean's speed swimmer, from overfishing.
- **Orthodox Easter** (Worldwide): Orthodox Easter. Happy Easter to our Greek and Armenian neighbours.
- **Truffle Day** (fun day): Chocolate or mushroom, today belongs to the truffle!
- Around the world: **Mother's Day** — 6 countries: Spain, Angola, Hungary and 3 more
- Around the world: **Community of Madrid Day** — Spain
- Around the world: **Labour Day** — Montenegro, Slovenia
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Monday, May 3, 2027

May 3, 2027 is World Press Freedom Day.

- **World Press Freedom Day** (Worldwide): A free press safeguards access to information.
- Around the world: **Early May Bank Holiday** — United Kingdom
- Around the world: **May Bank Holiday (Ireland)** — Ireland
- Around the world: **Constitution Day** — Japan, Poland
- 4 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Tuesday, May 4, 2027

May 4, 2027 is National Teacher Appreciation Day in the United States. It is also World Asthma Day. And a fun one: International Firefighters' Day.

- **National Teacher Appreciation Day** (United States): The perfect time to write a thank-you note to a teacher.
- **World Asthma Day** (Worldwide): Asthma can be controlled. Take your medicine regularly and avoid triggers.
- **International Firefighters' Day** (fun day): Thanks to the firefighters who run towards danger to keep us safe.
- Around the world: **Remembrance of the Dead** — Netherlands
- Around the world: **Greenery Day** — Japan
- Around the world: **Youth Day** — China
- 4 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Wednesday, May 5, 2027

May 5, 2027 is Cinco de Mayo in the United States. It is also World Hand Hygiene Day, World Portuguese Language Day and International Day of the Midwife.

- **Cinco de Mayo** (United States): Mexican culture celebrated across the U.S. with tacos, music and colour.
- **World Hand Hygiene Day** (Worldwide): Proper handwashing takes 20 seconds. Sing 'Happy Birthday' twice and you're done.
- **World Portuguese Language Day** (Worldwide): Olá! A day for Portuguese, spoken on four continents.
- **International Day of the Midwife** (Worldwide): Thank you to the midwives who help us say hello to the world.
- Around the world: **Liberation Day (Netherlands)** — Netherlands
- Around the world: **Children's Day** — Japan, South Korea
- Around the world: **Arrival Day** — Guyana

### Thursday, May 6, 2027

May 6, 2027 is Nurses Day.

- **Nurses Day** (fun day): A week of thanking nurses for their care begins.
- Around the world: **Ascension Day** — 32 countries: Germany, France, Netherlands and 29 more
- Around the world: **Father's Day** — Germany
- Around the world: **St. George's Day** — Bulgaria

### Friday, May 7, 2027

May 7, 2027 is World Athletics Day.

- **World Athletics Day** (fun day): Run, jump or throw: enjoy the fun of athletics today!
- Around the world: **Radio and Television Day** — Bulgaria
- Around the world: **Defender of the Fatherland Day** — Kazakhstan
- Around the world: **Soldier's Day** — El Salvador
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Saturday, May 8, 2027

May 8, 2027 is World Migratory Bird Day. It is also WWII Remembrance and Reconciliation (May 8–9). And a fun one: No Socks Day.

- **World Migratory Bird Day** (Worldwide): The storks are back! Look up at the sky.
- **WWII Remembrance and Reconciliation (May 8–9)** (Worldwide): We remember the millions lost in the Second World War and recall the value of peace.
- **No Socks Day** (fun day): Let your toes run free and skip the socks today!
- Around the world: **Victory in Europe Day (8 May 1945)** — United Kingdom, France
- Around the world: **Liberation Day** — Czechia, Norway
- Around the world: **Parents' Day (Korea)** — South Korea
- 4 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Sunday, May 9, 2027

May 9, 2027 is Mother's Day in the United States. And a fun one: Lost Sock Memorial Day.

- **Mother's Day** (United States): It's Mom's day! Just calling to hear her voice is the best gift.
- **Lost Sock Memorial Day** (fun day): A playful tribute to every sock the washing machine ate!
- Around the world: **Europe Day** — 8 countries: Germany, France, Spain and 5 more
- Around the world: **Victory Day** — 7 countries: Belarus, Georgia, Kazakhstan and 4 more
- Around the world: **Victory over Fascism Day** — Azerbaijan
- 2 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Monday, May 10, 2027

May 10, 2027 is World Lupus Day. It is also International Day of Argania.

- **World Lupus Day** (Worldwide): A day of support for lupus, the disease of a thousand faces, and those living with it.
- **International Day of Argania** (Worldwide): A day for Morocco's argan tree and the women's cooperatives that keep it alive.
- Around the world: **Remembrance of Slavery and its Abolition (France)** — France
- Around the world: **Mother's Day** — Mexico, Honduras
- Around the world: **Ascension Day** — Colombia
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Tuesday, May 11, 2027

May 11, 2027 is Eat What You Want Day.

- **Eat What You Want Day** (fun day): Enjoy that dish you've been craving today.
- Around the world: **Commemoration Day** — Belarus

### Wednesday, May 12, 2027

May 12, 2027 is International Day of Plant Health. And a fun one: International Nurses Day.

- **International Day of Plant Health** (Worldwide): Healthy plants, healthy tables. A day for protecting plants from pests and disease.
- **International Nurses Day** (fun day): Florence Nightingale's birthday. A huge thank you to nurses!
- Around the world: **Saint Andrew the First-Called Day** — Georgia

### Thursday, May 13, 2027

May 13, 2027 is Frog Jumping Day.

- **Frog Jumping Day** (fun day): A hopping day inspired by Mark Twain's famous story!
- Around the world: **Buddha's Birthday** — South Korea, Taiwan
- Around the world: **Our Lady of Fátima pilgrimage** — Portugal

### Friday, May 14, 2027

May 14, 2027 is Dance Like a Chicken Day.

- **Dance Like a Chicken Day** (fun day): Flap your arms and dance like nobody's watching!
- Around the world: **Independence Day** — Paraguay
- Around the world: **National Unification Day** — Liberia
- Around the world: **Kamuzu Day** — Malawi

### Saturday, May 15, 2027

May 15, 2027 is Armed Forces Day in the United States. It is also Peace Officers Memorial Day and International Day of Families. And a fun one: Chocolate Chip Day.

- **Armed Forces Day** (United States): Thanking those currently serving in the U.S. military.
- **Peace Officers Memorial Day** (United States): Remembering U.S. police officers who died in the line of duty.
- **International Day of Families** (Worldwide): Spend a little more time with your family today.
- **Chocolate Chip Day** (fun day): Who can say no to a warm chocolate chip cookie?
- Around the world: **San Isidro (Madrid)** — Spain
- Around the world: **Teachers' Day (Mexico)** — Mexico
- Around the world: **Arafat Day** — Bahrain, Djibouti, Libya
- 3 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Sunday, May 16, 2027

May 16, 2027 is Eid al-Adha (Kurban Bayramı) (May 16–19). It is also Living Together in Peace Day and International Day of Light.

- **Eid al-Adha (Kurban Bayramı) (May 16–19)** (Worldwide): Eid al-Adha Mubarak! Wishing you a festive time shared with loved ones.
- **Living Together in Peace Day** (Worldwide): Different as we are, we can live peacefully in the same street and the same world.
- **International Day of Light** (Worldwide): A day for the science of light, on the anniversary of the laser's invention.
- Around the world: **Pentecost (Whit Sunday)** — Germany, France
- Around the world: **Pentecost** — 25 countries: Netherlands, Andorra, Antigua and Barbuda and 22 more
- Around the world: **SPLA Day** — South Sudan
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Monday, May 17, 2027

May 17, 2027 is World Telecommunication Day. And a fun one: Cherry Cobbler Day.

- **World Telecommunication Day** (Worldwide): The notification you're reading right now is part of this day.
- **Cherry Cobbler Day** (fun day): A warm, fruity and crumbly dessert to celebrate spring.
- Around the world: **Whit Monday** — 30 countries: Germany, France, Netherlands and 27 more
- Around the world: **Galician Literature Day** — Spain
- Around the world: **Constitution Day** — Norway
- 2 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Tuesday, May 18, 2027

May 18, 2027 is International Museum Day.

- **International Museum Day** (fun day): Many museums open for free or with special events today. Go visit one!
- Around the world: **Flag and Universities' Day** — Haiti

### Wednesday, May 19, 2027

May 19, 2027 is World Fair Play Day. And a fun one: Pizza Party Day.

- **World Fair Play Day** (Worldwide): Winning is nice, playing fair is nicer.
- **Pizza Party Day** (fun day): Gather your friends, order a few pizzas and have fun!
- Around the world: **Commemoration of Atatürk, Youth and Sports Day** — TRNC (Northern Cyprus), Türkiye
- Around the world: **Buddha's Birthday** — Bangladesh
- Around the world: **President Ho Chi Minh's Birthday** — Vietnam

### Thursday, May 20, 2027

May 20, 2027 is World Bee Day.

- **World Bee Day** (Worldwide): Much of what we eat depends on bees for pollination. Thank you, bees!
- Around the world: **Independence Day** — Timor-Leste
- Around the world: **National Day** — Cameroon
- Around the world: **Vesak Day** — Indonesia
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Friday, May 21, 2027

May 21, 2027 is World Day for Cultural Diversity. It is also International Tea Day. And a fun one: Talk Like Yoda Day.

- **World Day for Cultural Diversity** (Worldwide): The world's colours: different cuisines, music and traditions enrich us all.
- **International Tea Day** (Worldwide): Strong or light? Today belongs to the tulip-shaped tea glass.
- **Talk Like Yoda Day** (fun day): Flip your sentences around: "Fun, this day will be, hmm!"
- Around the world: **Independence Day** — Montenegro
- Around the world: **Navy Day** — Chile
- Around the world: **National Defense Day** — Hungary

### Saturday, May 22, 2027

May 22, 2027 is International Day for Biological Diversity. And a fun one: Sherlock Holmes Day.

- **International Day for Biological Diversity** (Worldwide): Every living thing has a role in nature.
- **Sherlock Holmes Day** (fun day): Read a detective story on author Arthur Conan Doyle's birthday.
- Around the world: **Unity Day** — Yemen
- Around the world: **Independence Day** — Montenegro

### Sunday, May 23, 2027

May 23, 2027 is End Obstetric Fistula Day. And a fun one: World Turtle Day.

- **End Obstetric Fistula Day** (Worldwide): An awareness day for a preventable childbirth injury.
- **World Turtle Day** (fun day): A day for slow, steady turtles and the care they deserve.

### Monday, May 24, 2027

May 24, 2027 is International Day of the Markhor. And a fun one: Brother's Day.

- **International Day of the Markhor** (Worldwide): A day to protect the markhor, the spiral-horned mountain goat.
- **Brother's Day** (fun day): Message your brother and share a laugh together.
- Around the world: **Victoria Day** — Canada
- Around the world: **Independence Day** — Eritrea
- Around the world: **Bulgarian Education and Culture, and Slavonic Literature Day** — Bulgaria
- 3 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Tuesday, May 25, 2027

May 25, 2027 is World Football Day. And a fun one: Towel Day.

- **World Football Day** (Worldwide): A day for everyone who kicks a ball. Keep the rivalry friendly today!
- **Towel Day** (fun day): For galaxy-hopping hitchhikers a towel is essential. Don't forget yours!
- Around the world: **Africa Day** — Public holiday in 6 countries: Gambia, Guinea, Madagascar and 3 more
- Around the world: **May Revolution Day** — Argentina
- Around the world: **Independence Day** — Jordan
- 3 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Wednesday, May 26, 2027

May 26, 2027 is Paper Airplane Day.

- **Paper Airplane Day** (fun day): Who can fold the plane that flies the furthest?
- Around the world: **National Sorry Day** — Australia
- Around the world: **Independence Day** — Georgia, Guyana
- Around the world: **Mother's Day** — Poland

### Thursday, May 27, 2027

May 27, 2027 is Sunscreen Day.

- **Sunscreen Day** (fun day): Summer's coming: don't forget your sunscreen!
- Around the world: **Corpus Christi** — 18 countries: Germany, Austria, Bolivia and 15 more
- Around the world: **National Resistance Day (France)** — France
- Around the world: **Mother's Day** — Bolivia
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Friday, May 28, 2027

May 28, 2027 is World Hamburger Day. And a fun one: Hamburger Day.

- **World Hamburger Day** (fun day): Extra cheese, extra pickles… today belongs to the burger.
- **Hamburger Day** (fun day): A juicy patty, fresh bun and all the toppings: burger time!
- Around the world: **Independence Day** — Azerbaijan
- Around the world: **Derg Downfall Day** — Ethiopia
- Around the world: **Republic Day** — Armenia
- 1 more day around the world in the app: https://apps.apple.com/app/id6822815713

### Saturday, May 29, 2027

May 29, 2027 is International Day of UN Peacekeepers. And a fun one: Paper Clip Day.

- **International Day of UN Peacekeepers** (Worldwide): Honouring those who serve to keep the peace around the world.
- **Paper Clip Day** (fun day): Say thanks to the tiny, handy paper clip.
- Around the world: **Armed Forces Day (Spain)** — Spain

### Sunday, May 30, 2027

May 30, 2027 is World MS Day. It is also International Day of Potato.

- **World MS Day** (Worldwide): A day of support and awareness for people living with multiple sclerosis.
- **International Day of Potato** (Worldwide): Fried, mashed, baked… has a potato ever let you down?
- Around the world: **Mother's Day** — France, Nicaragua, Sweden
- Around the world: **Canary Islands Day** — Spain
- Around the world: **Statehood Day** — Croatia
- 4 more days around the world in the app: https://apps.apple.com/app/id6822815713

### Monday, May 31, 2027

May 31, 2027 is Memorial Day in the United States. It is also World No-Tobacco Day.

- **Memorial Day** (United States): Americans remember those who died in military service; the unofficial start of summer.
- **World No-Tobacco Day** (Worldwide): No better day to quit. The smoke-free counter in Countdown is waiting for you.
- Around the world: **Spring Bank Holiday** — United Kingdom
- Around the world: **Corpus Christi** — Colombia
- Around the world: **Memorial Day** — Puerto Rico

## FAQ

### What are the holidays in May 2027?

Key dates in May 2027: National Teacher Appreciation Day (May 4), Cinco de Mayo (May 5), Mother's Day (May 9), Armed Forces Day (May 15), Peace Officers Memorial Day (May 15) and Memorial Day (May 31). Every day of the month, with world days and fun days, is listed on this page.

### When is National Teacher Appreciation Day 2027?

National Teacher Appreciation Day 2027 is on Tuesday, May 4, 2027. The perfect time to write a thank-you note to a teacher.

### When is Cinco de Mayo 2027?

Cinco de Mayo 2027 is on Wednesday, May 5, 2027. Mexican culture celebrated across the U.S. with tacos, music and colour.

### When is Mother's Day 2027?

Mother's Day 2027 is on Sunday, May 9, 2027. It's Mom's day! Just calling to hear her voice is the best gift.

### When is Armed Forces Day 2027?

Armed Forces Day 2027 is on Saturday, May 15, 2027. Thanking those currently serving in the U.S. military.