Pi Day 2024 Canada Dates. Math enthusiasts around the world, from college kids to rocket scientists, celebrate pi day on thursday, which is march 14 or 3/14 — the first three digits of an infinite number. Find out the date when pi day is in 2024 and count down the days since pi day with a countdown timer.

Find out the date when pi day is in 2024 and count down the days since pi day with a countdown timer. This holiday honors the mathematical value π (rounded to 3.14).