When is the 180 day of the year?

The 180th day of the year typically falls on June 29 in a common year and June 30 in a leap year. In a common year, January has 31 days, February has 28 days, March has 31 days, April has 30 days, May has 31 days, and June has 30 days, totaling 180 days by June 29. In a leap year, February has 29 days, making June 30 the 180th day.