Year

Year 2019 is 71.87% complete.
71.87629333379277%

Month

Month 2019-9 is 64.49% complete.
64.49489938005202%

Day

Day 2019-9-20 is 34.84% complete.
34.846638250390136%

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

For example