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Celebrations Social observances

Social, celebratory and often informal observances built around shared activities, interests or community participation.

238 records

Authority records

Source-backedRule Based Annual

National Patio Day

First Saturday of December · Australia / Stratco and Cancer Council fundraising and sun-safety campaign

Stratco states that it launched National Patio Day with Cancer Council in 2019 on the first Saturday of summer; its 2020 materials explicitly say the day is always on the first Saturday of…

Source-backedFixed Annual

National Patio Umbrella Day

6 July · United States / informal home-and-garden observance

National Today and EventGuide independently place National Patio Umbrella Day on July 6 each year.

Source-backedRule Based Annual

National Pawpaw Day

Third Thursday of September; 17 September in 2026 · Kentucky State University agriculture and native-fruit awareness observance

Kentucky State University documents National Pawpaw Day as the third Thursday of each September, created to increase awareness of the native pawpaw fruit.

Source-backedRule Based Annual

National Pool Opening Day

Last Saturday in April; 25 April in 2026 · Leslie’s-organized seasonal pool-care observance

Leslie’s identifies National Pool Opening Day as the last Saturday in April, positioned around preparing residential pools for the swimming season.

Source-backedFixed Annual

National Rebellion Day

26 July · Cuban national historical holiday/commemoration

Official Cuba tourism-government material lists 26 July as National Rebellion Day, tied to the country’s revolutionary history.

Source-backedFixed Annual

National Report Government Contractor Fraud Day

8 May · United States / Hesch Firm fraud-reporting awareness campaign

A Hesch Firm-issued PRWeb release states the day is celebrated May 8 and says Joel D. Hesch formed the observance in 2018.

Source-backedFixed Annual

National Report IRS Tax Fraud Day

10 April · United States / Joel Hesch-created tax-fraud reporting awareness observance

National Day Archives records April 10 each year for National Report IRS Tax Fraud Day and identifies former DOJ attorney Joel Hesch as the creator.

Source-backedFixed Annual

National Report Kickback Fraud Day

18 September · United States / informal anti-fraud awareness campaign

Current observance material identifies September 18 and attributes the awareness day to attorney and former federal prosecutor Joel D. Hesch.

Source-backedFixed Annual

National Report Long Term Acute Care Hospital Fraud Day

2 October · United States / Hesch Firm fraud-reporting awareness campaign

National Day Archives records October 2 and identifies The Hesch Firm as creator of this 2017 fraud-awareness observance.

Source-backedFixed Annual

National Report Medicare Fraud Day

12 September · United States / Hesch Firm-created anti-fraud awareness observance recognized in FBI public outreach

FBI Phoenix explicitly recognized National Report Medicare Fraud Day on September 12, while observance records attribute the campaign to former DOJ attorney Joel Hesch and the Hesch Firm.

Source-backedFixed Annual

National Report Military Fraud Day

2 July · United States / Hesch Firm fraud-reporting awareness campaign

A Hesch Firm-issued PRWeb release states National Report Military Fraud Day is celebrated July 2 and identifies Joel D. Hesch as founder.

Source-backedFixed Annual

National Report Pharmaceutical Fraud Day

23 January · United States / Joel Hesch and Hesch Firm-created pharmaceutical-fraud awareness campaign

A creator-provided Hesch Firm release identifies January 23 as National Report Pharmaceutical Fraud Day and says Joel D. Hesch formed the observance, with the campaign beginning in 2017.

Source-backedFixed Annual

National Report Trade Agreement Act (TAA) Fraud Day

26 June · United States / Hesch Firm fraud-reporting awareness campaign

A Hesch Firm-issued PRWeb release states the TAA fraud-awareness day is celebrated June 26 and says Joel D. Hesch formed it in 2018.

Source-backedFixed Annual

National Report Upcoding Fraud Day

21 August · United States / Hesch Firm fraud-reporting awareness campaign

National Day Archives records August 21 and identifies The Hesch Firm / Joel D. Hesch as the creator of the 2017 upcoding-fraud awareness day.

Source-backedFixed Annual

National Ride The Wind Day

23 August · United States / informal aviation-history and recreation observance

National Day Calendar and National Today independently place National Ride The Wind Day on August 23 each year.

Source-backedVariable Custom

National River Cleanup®

Year-round; local cleanup organizers choose and register their own event dates · United States / American Rivers National River Cleanup® program

American Rivers operates National River Cleanup® as a network of cleanup events held throughout the year; organizers register an event date, so there is no single universal recurring Nation…

Source-backedFixed Annual

National Savings Day

12 October · United States / Capital One-created savings-awareness observance

Capital One states that its National Savings Day is celebrated yearly on October 12 and that Capital One founded the day.

Source-backedEdition Specific

National Seat Check Saturday

26 September 2026 · United States / NHTSA child-passenger-safety campaign

NHTSA's Traffic Safety Marketing portal lists National Seat Check Saturday as September 26, 2026 and publishes different dates for 2027-2029, so target-year refresh is required.

Source-backedFixed Annual

National Silence the Shame Day

5 May annually · Silence the Shame nonprofit mental-health awareness campaign

Silence the Shame identifies 5 May as Silence the Shame Day, focused on reducing stigma and encouraging open discussion around mental wellness.

Source-backedFixed Annual

National Sing Out Day

22 March · United States / informal singing observance

Holidays & Observances and EventGuide independently place National Sing Out Day on March 22.

Source-backedFixed Annual

National Smile Day

31 May · Privately founded smile/dental-awareness observance

A founder-issued press release from Compassionate Dental Care states that Dr. Tim Stirneman and Jim Wojdyla founded National Smile Day on 31 May.

Source-backedFixed Annual

National Speak in Complete Sentences Day

31 May · United States / informal language observance

National Day Calendar and National Today independently place National Speak in Complete Sentences Day on May 31 each year.

Source-backedFixed Annual

National Sticker Day

13 January annually · StickerGiant-founded creative and sticker-industry observance

StickerGiant identifies National Sticker Day on 13 January and states that it created the day in 2016.

Source-backedFixed Annual

National Take a Chance Day

23 April · Informal / motivational observance

timeanddate and National Today independently identify April 23 for the informal Take a Chance Day observance.

Source-backedRule Based Annual

National Take the Stairs Day

Second Wednesday in January · United States / lung-health and activity awareness

The American Lung Association describes National Take the Stairs Day as an annual observance on the second Wednesday of January.

Source-backedRule Based Annual

National Talk in an Elevator Day

Last Friday in July · United States / informal social observance

National Day Calendar and elevator-industry company TK Elevator independently define the recurrence as the last Friday in July rather than a fixed month/day.

Source-backedFixed Annual

National Teenager Day

21 March · United States / informal teenager-appreciation observance

National Today explicitly defines National Teenager Day as every March 21, and Bombay Times independently lists National Teenager Day on March 21 in its 2026 observance calendar.

Source-backedFixed Annual

National Thank You Note Day

26 December · Informal gratitude/letter-writing observance

Multiple observance references consistently place National Thank You Note Day on December 26.

Source-backedFixed Annual

National Tile Repair Day

13 July · United States / informal home-maintenance observance

National Today and InMyCity Today independently place National Tile Repair Day on July 13.

Source-backedFixed Annual

National Travel Insurance Claims Day

14 May · United States / travel-insurance industry recognition observance

The U.S. Travel Insurance Association observes National Travel Insurance Claims Day on May 14, while Aon Affinity Travel states that its travel practice started the day in 2019.

Source-backedFixed Annual

National Urban Beekeeping Day

19 July annually · Detroit Hives-founded pollinator and urban-beekeeping awareness observance with Michigan/Detroit public recognition

Detroit Hives identifies itself as the founder of National Urban Beekeeping Day on 19 July; Detroit public records also cite Michigan House recognition of the date.

Source-backedFixed Annual

National Walk Around Things Day

4 April · United States / informal lifestyle and humor observance

National Day Calendar and National Today independently place National Walk Around Things Day on April 4 each year.

Source-backedFixed Annual

National Weatherperson’s Day

5 February annually · U.S. weather-service professional recognition; canonical “Weatherman’s Day” is a legacy naming variant

NOAA/National Weather Service pages identify 5 February as National Weatherperson’s Day (and legacy National Weatherman’s Day), commemorating John Jeffries and recognizing weather, water an…

Source-backedFixed Annual

National Whiners Day

26 December · United States / informal humor observance created by Kevin Zaborney

A 1995 Washington Post/Newsday report identifies December 26 and quotes creator Kevin C. Zaborney about the 1986 origin; modern calendar material retains the same date.

Source-backedHistorical Legacy

National Women’s Check-Up Day

15 May 2006 (documented fourth annual edition) · United States / historical HHS Office on Women’s Health program

An HHS Office on Women’s Health report states that OWH developed National Women’s Check-Up Day in 2003 and held the fourth annual edition on May 15, 2006, the day after Mother’s Day.

Source-backedRule Based Annual

National Work From Home Day

Last Thursday in June · United States / informal remote-work observance

Current calendar references consistently place National Work From Home Day on the last Thursday in June; the available evidence supports the recurrence, not a statutory holiday or a securel…

Source-backedRule Based Annual

Nevada Day

31 October anniversary; observed as a Nevada legal holiday on the last Friday in October · State of Nevada legal holiday and statehood commemoration

Nevada Revised Statutes / State of Nevada holiday guidance

Source-backedFixed Annual

New Year’s Day

1 January; federal observed workday can shift when the date falls on a weekend · United States federal holiday

U.S. Office of Personnel Management / 5 U.S.C. 6103

Source-backedFixed Annual

No Homework Day

6 May · United States / creator-defined informal Wellcat observance

The first-party Wellcat Holidays calendar lists No Homework Day on May 6 and identifies the holiday collection as created by Thomas and Ruth Roy.

Source-backedEdition Specific

No Smoking Day

11 March 2026 in current NHS material · UK smoking-cessation awareness day; health guidance should remain general and point readers to qualified support

Berkshire Healthcare NHS Foundation Trust identifies National No Smoking Day on 11 March 2026 and uses it to encourage evidence-based quitting support.

Source-backedFixed Annual

No Socks Day

8 May · United States / creator-defined informal Wellcat observance

The first-party Wellcat Holidays calendar lists No Socks Day on May 8 and identifies the holiday collection as created by Thomas and Ruth Roy.

Source-backedEdition Specific

North Dakota Winter Show

4–7 March in 2026 · North Dakota agricultural and community event

The State of North Dakota event portal lists the North Dakota Winter Show for 4–7 March 2026.

Source-backedFixed Annual

Oklahoma City Bombing Anniversary / Annual Remembrance Ceremony

19 April annually; the 31st anniversary was 19 April 2026 · Oklahoma City bombing remembrance; the canonical “National ... Commemoration Day” title is not treated as a federal holiday designation

The National Park Service identifies the Oklahoma City National Memorial as honoring those changed forever by the 19 April 1995 bombing; Oklahoma public records and the annual Memorial cere…

Source-backedFixed Annual

One Boston Day

15 April · City of Boston annual civic day

City of Boston mayoral proclamation

Source-backedRule Based Annual

Optimist Day

First Thursday of February · Optimist International / worldwide club observance

Optimist International states that Optimist Day is celebrated annually on the first Thursday of February and traces the organization’s adoption of that rule to 2013.

Source-backedFixed Annual

Pan American Day

14 April · Organization of American States hemispheric commemoration

Organization of American States

Source-backedEdition Specific

PANAFEST

Biennial; the official site documents the 2025 edition in late July–early August, so recheck the next edition before publishing dates · Ghana-based Pan-African Historical Theatre Festival and heritage programme

PANAFEST’s official site describes the festival as a recurring Ghanaian Pan-African cultural programme; Ghana Tourism authorities also publish edition-specific activities.

Source-backedEdition Specific

Peasants’ Day

2 March 2026 in Myanmar’s official holiday calendar · Myanmar national public holiday and agricultural/rural commemoration

Myanmar’s Ministry of Foreign Affairs lists Peasants’ Day on 2 March in the 2026 public-holiday calendar.

Source-backedVariable Custom

Pharmacy Buyer Day

Friday of Health-System Pharmacy Week; annual date should be recalculated from the current ASHP week · Professional recognition campaign led by the National Pharmacy Purchasing Association; the canonical “National” wording is retained as a search-title variant

The National Pharmacy Purchasing Association defines Pharmacy Buyer Day as the Friday of Health-System Pharmacy Week and provides professional recognition material for pharmacy purchasing s…

Source-backedVariable Custom

Pitra Paksha / Pitru Paksha

Movable 16-day Hindu lunar period; recheck the annual calendar before publishing a Gregorian date · Hindu period of remembrance and offerings for ancestors

The Government of India Ministry of Tourism festival platform describes Pitra Paksha as a 16-day Hindu tradition of paying homage to ancestors.

Source-backedFixed Annual

Pokémon Day

27 February annually · Official Pokémon franchise anniversary/fandom observance; the canonical “National Pokemon Day” title is a naming variant, not a U.S. civic holiday

The Pokémon Company identifies Pokémon Day on 27 February and uses the date for annual franchise announcements and commemorative products.

Source-backedFixed Annual

Queensland Day

6 June · Queensland state anniversary

Queensland Government

Source-backedFixed Annual

Red Hat Society Day

25 April annually; current organizer material covers 2026 · Red Hat Society community anniversary/celebration

The Red Hat Society’s official page identifies Red Hat Society Day on 25 April and provides current celebration material.

Source-backedFixed Annual

San Jacinto Day

21 April · Texas state holiday / recognition day

Texas Government Code §662.003(b), catalogued by the Texas Legislative Reference Library

Source-backedEdition Specific

Santa Rosa de Lima

30 August 2026 in Peru’s official holiday calendar · Peruvian public holiday and Catholic feast context

The Government of Peru lists Santa Rosa de Lima on 30 August in its official public-holiday information.

Source-backedRule Based Annual

Save Your Photos Day

Last Saturday in September (26 September in 2026) · Informal photo-preservation awareness observance

Institutional and calendar references place Save Your Photos Day on the last Saturday in September; the recurrence yields 26 September in 2026.

Source-backedVariable Custom

Sawane Sankranti

17 July in Nepal Tourism Board material · Nepal cultural and religious seasonal observance

Nepal Tourism Board describes Sawane Sankranti on 17 July and its cultural and devotional context.

Source-backedFixed Annual

Setsubun

3 February in the cited Japan National Tourism Organization tradition page · Japanese seasonal tradition associated with the transition toward spring

Japan National Tourism Organization material describes Setsubun observances held each year on 3 February at the cited tradition site.

Source-backedFixed Annual

Sir Seretse Khama Day

1 July · Botswana public holiday and national remembrance

Government of Botswana public-holiday calendar and government news service

Source-backedFixed Annual

Smart Irrigation Month

July · United States / Irrigation Association annual industry initiative

The Irrigation Association describes Smart Irrigation Month as an annual initiative held each July and published current 2026 campaign materials.

Source-backedVariable Custom

Sonam Lhosar

Second new moon after the winter solstice; Gregorian date varies · Tamang and Yolmo New Year festival in Nepal

Nepal’s official tourism portal identifies Sonam Lhosar as the New Year festival of Tamang and Yolmo people and explains its lunar recurrence.

Source-backedFixed Annual

Stephen Lawrence Day

22 April · United Kingdom remembrance and anti-discrimination observance

UK public-sector commemoration; Stephen Lawrence Day is marked annually

Source-backedEdition Specific

Sukkot

Begins at sundown 25 September; first day 26 September in 2026 in Israel’s official financial holiday calendar · Jewish festival; dates follow the Hebrew calendar and observance timing begins at sundown

Bank of Israel’s 2026 calendar records the eve and first day of Sukkot; Jewish-calendar timing varies by year.

Source-backedFixed Annual

Tatiana Day / Russian Students Day

25 January annually · Russian student and cultural observance

Russian public-state reporting identifies 25 January as Students Day/Tatiana Day and notes the modern official Students Day status established by presidential decree.

Source-backedVariable Custom

Tax Day / federal individual income tax filing deadline

Usually 15 April in the United States, subject to calendar and legal exceptions · United States federal individual income tax filing context

IRS material uses “Tax Day” for the federal individual income tax filing deadline and notes that circumstances can move the practical deadline

Source-backedEdition Specific

Thaipusam

1 February in Singapore in 2026 · Hindu religious observance; local practices and public-holiday status vary by jurisdiction

The official Thaipusam Singapore site identifies the 2026 observance on 1 February.

Source-backedRule Based Annual

Thanksgiving Day

Fourth Thursday in November · United States federal holiday

U.S. Office of Personnel Management / 5 U.S.C. 6103

Source-backedHistorical Legacy

The No Pants Subway Ride

Historically January; annual series ran 2002–2020 and remains on hiatus · Improv Everywhere / participatory performance series

Improv Everywhere documents the No Pants Subway Ride as a January event that ran annually from 2002 through 2020; its FAQ says the event stopped in 2021 and remains on hiatus.

Source-backedFixed Annual

Three Kings Day / Día de Reyes

6 January annually · Christian and Hispanic cultural observance; customs and holiday status vary by country

Spain’s official tourism material identifies Día de Reyes on 6 January and describes the Three Kings tradition.

Source-backedFixed Annual

Tiradentes Day

21 April · Brazil national holiday

Brazilian federal government holiday calendar