United Nations Day 2025

United Nations Day marks the anniversary of the entry into force of the UN Charter and the founding of the United Nations on 24 October 1945.

Frequently asked questions

When is United Nations Day 2025?

United Nations Day 2025 is on Friday, 24 October 2025.

What day of the week is United Nations Day 2025?

It falls on Friday.

How is United Nations Day calculated?

This event is observed every year on 24 October.