How is Programmers' Day calculated?

This event is observed on the 256th day of the year.

When is Programmers' Day 2021?

Name: Programmers' Day
Start: 2021-09-13
End: 2021-09-13
Location: Worldwide

Monday, 13 September 2021

Programmers' Day is celebrated on the 256th day of the year, a number significant in computing as a power of two, honouring software developers, programmers, and the global technology community.

Frequently asked questions

When is Programmers' Day 2021?: Programmers' Day 2021 is on Monday, 13 September 2021.
What day of the week is Programmers' Day 2021?: It falls on Monday.
How is Programmers' Day calculated?: This event is observed on the 256th day of the year.