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Pi Approximation Day 2025
July 22, 2025 in the World
The first digits of the mathematical constant Pi on a blackboard.
Copyright: Laszlo Sovany, license: iStockphoto.com
Pi Approximation Day is celebrated on July 22, 2025. Pi Approximation Day is observed on July 22, since the fraction 22?7 is a common approximation of Pi.
We have placed a detailed description of this event on this page: Pi Approximation Day 2024. For further information please stop by there!
Where is the event?
Worldwide
World
When is the event?
Tuesday, the 22nd of July 2025
Only 451 days left!
More dates:
- Pi Approximation Day on Jul 22, 2024
- Pi Approximation Day on Jul 22, 2025
- Pi Approximation Day on Jul 22, 2026