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Evergreen date guide

What is celebrated on May 5?

For 2026, these source-backed observances resolve to Tuesday, May 5. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

14 unique authority records

The list is deduplicated at the public entity layer while retaining all research provenance behind each page.

0 stable or rule-calculated

0 fixed annual and 0 reusable rule-based records can be placed without inventing a new date.

0 edition-specific

Edition-specific dates appear only when the requested year matches the verified edition; variable and historical records remain gated.

5 explicit country-scope records

Country scope stays attached to the underlying record instead of being generalized into a worldwide observance.

2 reviewed in-depth guides

These entities add reviewed meaning, history, activities, facts and FAQs without rewriting the authority facts.

Reviewed depth

Other in-depth guides on May 5

Source-backedFixed AnnualIn-depth guide

World Portuguese Language Day

5 May · UNESCO / international observance

UNESCO 40 C/Resolution 70 (formal adopted act; 40 C/75 is a separate General Conference document identifier)

Explore the mix

Topics represented on May 5

All topics →
Workplace, Professions & Appreciation 4Arts, Entertainment & Lifestyle 2Celebrations & Social 2Health, Wellness & Awareness 2Community, Causes & Advocacy 1Faith, Tradition & Spirituality 1Civic, Remembrance & History 1Food, Drink & Hospitality 1
14 date-resolved records

All observances on this date

Source-backedFixed Annual

Indian Arrival Day

5 May · Guyana national commemoration

Office of the President of Guyana

Source-backedFixed Annual

Kodomo no Hi (Children’s Day)

5 May annually · Japan / national holiday

Japan’s Cabinet Office identifies Kodomo no Hi as a national holiday on 5 May under the national-holiday framework.

Source-backedEdition Specific

Lag BaOmer

5 May in 2026; begins after nightfall 4 May · Jewish religious and cultural observance

Chabad’s current 2026 Lag BaOmer guide identifies 5 May 2026 and explains the observance as the 33rd day of the Omer.

Source-backedFixed Annual

Liberation Day (Bevrijdingsdag)

5 May annually · Netherlands / public holiday

The Government of the Netherlands lists Liberation Day on 5 May among Dutch public holidays, including 5 May in the official 2026 and 2027 holiday schedules.

Source-backedFixed Annual

National Astronaut Day

5 May annually in the organizer tradition; recognized in a White House message on 5 May 2026 · U.S. spaceflight appreciation observance tied to Alan Shepard’s 1961 Freedom 7 flight

The White House issued a National Astronaut Day message on 5 May 2026 honoring Alan Shepard’s first American human spaceflight; the observance’s organizer describes May 5 as the annual date.

Source-backedFixed Annual

National Cartoonists Day

5 May · United States / cartoonist-recognition observance associated with the National Cartoonists Society

Established publication coverage identifies May 5 as National Cartoonists Day and attributes the observance to the National Cartoonists Society, tied to early color newspaper cartoon histor…

Source-backedFixed Annual

National Chocolate Custard Day

5 May · Informal food-calendar usage documented by Association of Nutrition & Foodservice Professionals chapter material

Two Association of Nutrition & Foodservice Professionals chapter calendars list National Chocolate Custard Day on 5 May.

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-backedEdition Specific

National Teacher Day

Tuesday of Teacher Appreciation Week; 5 May 2026 · United States / NEA educator-recognition observance

The National Education Association identifies National Teacher Day on the Tuesday of Teacher Appreciation Week and its 2026 materials place it on 5 May.

Source-backedRule Based Annual

World Asthma Day

First Tuesday in May · Organizer-backed international observance

Global Initiative for Asthma (GINA)

Source-backedFixed Annual

World Hand Hygiene Day

5 May · World Health Organization campaign

WHO SAVE LIVES: Clean Your Hands campaign

Source-backedFixed AnnualIn-depth guide

World Portuguese Language Day

5 May · UNESCO / international observance

UNESCO 40 C/Resolution 70 (formal adopted act; 40 C/75 is a separate General Conference document identifier)

How this date is built

This page is assembled from verified fixed dates, reusable recurrence rules, and target-year records whose edition matches 2026. Variable, historical or unresolved records are not silently forced onto this date.

Read the methodology →