Day Guide for Monday June 15th 2026 What are the holidays on June 15th 2026?

This is our day guide for Monday June 15th 2026 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 June 15th 2026

International: King Charles' Birthday

Marks the birthday of the Sovereign, King Charles III.

Argentina: Martin Miguel de Guemes Day

Commemorates the death of General Martin Miguel de Guemes who defended northwestern Argentina from the Spanish during the War of Independence

Azerbaijan: National Salvation Day

Parliament invited Heydar Aliyev to Baku to lead the country (1993)

Bermuda: National Heroes Day

Honours those persons who have been officially designated as National Heroes in Bermuda

Colombia: Sacred Heart

In Colombia this national holiday always falls on a Monday is celebrated ten weeks and a day after Easter Sunday

Falkland Islands: Liberation Day (in lieu)

Anniversary of the liberation of the Falkland Islanders from Argentine military occupation in 1982.

Regional

India (regional): YMA Day

The Young Mizo Association (YMA) is the largest non-profit and nongovernmental organisation of the Mizo people. It was established on 15 June 1935.

Regional

India (regional): Raja Sankranti

Odisha only. The 'Swing festival' marks the start of the rainy season.

Observances on June 15th 2026

Denmark: Day of Valdemar and Reunion day

Find out the dates, history and traditions of Day of Valdemar and Reunion day

United Kingdom: National Beer Day

Beer Day falls in the Summer in the UK, but even if it's raining, sink a cold, frosty one to celebrate.

USA: National Smile Power Day

Never under-estimate the power of a smile!

USA: Nature Photography Day

Find out the dates, history and traditions of Nature Photography Day

United Nations: World Elder Abuse Awareness Day 

Elder abuse is predicted to increase as many countries are experiencing rapidly ageing populations.

International: International Working Animal Day

Find out the dates, history and traditions of International Working Animal Day.

June 14th 2026 | Go to Today | June 16th 2026

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General Information for June 15th 2026
There are 8 public holidays today.
Day 166 of 2026
199 days left in 2026
Week 25 of the year
On this Day in History
2002 - The asteroid 2002 MN near-misses the Earth by 75,000 miles, about a third of the distance to the Moon.
1608 - Thomas Hill and Robert Raynor claim to have seen a mermaid, as noted in the logbook of Captain Henry Hudson.
1215 - The Magna Carta is signed in Runnymede, England.
Every year - The Feast day of St Germaine, the Patron Saint of the really ugly.