4/20 2039

Wednesday, 20 April 2039

4/20, also known as Four Twenty or Cannabis Day, is an informal counterculture observance on 20 April celebrating cannabis culture, advocacy, and community gatherings in many parts of the world.

Also known as

  • Cannabis Day
  • Four Twenty Day

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Frequently asked questions

When is 4/20 2039?
4/20 2039 is on Wednesday, 20 April 2039.
What day of the week is 4/20 2039?
It falls on Wednesday.
How is 4/20 calculated?
This event is observed every year on 20 April.