Pi Day 2026 - Updated Hourly

3.1415926535

Updated: Fri, 20 Feb 2026 14:42:01 -0700

What:

How Long

Years:

0.0595270484525622

Months:

0.72424575617284

Weeks:

3.10391038359788

Days:

21.7273726851852

Hours:

521.456944444445

Minutes:

31,287.4166666667

Seconds:

1,877,245

Calculations Provided in UTC Time, Your time zone may be different.

Pi Day, celebrated on March 14 (3/14), honors the mathematical constant π (pi), which represents the ratio of a circle's circumference to its diameter. This special day is a fun way to appreciate the wonders of mathematics, as the date mirrors the first three digits of pi (3.14). Pi Day is enjoyed by math enthusiasts and students worldwide, often with activities such as solving math puzzles and even enjoying a slice of pie! Join us in celebrating the beauty of numbers and the infinite nature of pi!