Year

Year 2019 is 71.88% complete.
71.88224137950382%

Month

Month 2019-9 is 64.56% complete.
64.56726729516147%

Day

Day 2019-9-20 is 37.01% complete.
37.01769999411138%

This site Dividing the year, month, day into 100 pieces and show the progress bar for you.

For example