How is Mole Day calculated?

This event is observed every year on 23 October.

When is Mole Day 2230?

Name: Mole Day
Start: 2230-10-23
End: 2230-10-23
Location: Worldwide

Saturday, 23 October 2230

Mole Day is a celebration of chemistry observed on 23 October, honouring Avogadro's number (6.02×10²³) and encouraging interest in science through educational activities and events.

Add to your calendar

Download an iCalendar file for Mole Day and add it to your calendar app.

Add to calendar

Frequently asked questions

When is Mole Day 2230?: Mole Day 2230 is on Saturday, 23 October 2230.
What day of the week is Mole Day 2230?: It falls on Saturday.
How is Mole Day calculated?: This event is observed every year on 23 October.