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Evergreen date guide

What is celebrated on June 15?

For 2026, these source-backed observances resolve to Monday, June 15. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

8 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.

2 explicit country-scope records

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

1 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 June 15

Explore the mix

Topics represented on June 15

All topics →
Animals, Nature & Environment 2Civic, Remembrance & History 2Food, Drink & Hospitality 1Faith, Tradition & Spirituality 1Community, Causes & Advocacy 1Celebrations & Social 1
8 date-resolved records

All observances on this date

Source-backedFixed Annual

Beer Day Britain

15 June each year · United Kingdom / Beer Day Britain organizer campaign

Beer Day Britain’s official site states that the observance is held annually on 15 June and describes it as the UK’s national beer day.

Source-backedFixed Annual

Commemoration of St. Vitus

15 June · Orthodox Christian / saint commemoration

The Orthodox Church in America lists Martyrs Modestus, Crescentia, and Vitus among the saints commemorated on June 15.

Source-backedFixed Annual

Global Wind Day

15 June · international wind-energy awareness observance

WindEurope and global wind-energy partners

Source-backedFixed Annual

Magna Carta anniversary

15 June · United Kingdom / historical anniversary of Magna Carta at Runnymede in 1215

The British Library catalogue dates Magna Carta at Runnymede to 15 June 1215, supporting June 15 as the historical anniversary date.

Source-backedFixed Annual

Nature Photography Day

15 June · International / North American Nature Photography Association initiative

The North American Nature Photography Association states that Nature Photography Day is June 15 and traces the initiative to its first celebration in 2006.

Source-backedEdition Specific

YMA Day

15 June 2026 · Mizoram, India state public holiday connected with the Young Mizo Association

Government of Mizoram’s 2026 holiday list identifies YMA Day on 15 June.

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.

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