Year

Year 2019 is 71.88% complete.
71.88019890185848%

Month

Month 2019-9 is 64.54% complete.
64.54241714167728%

Day

Day 2019-9-20 is 36.27% complete.
36.27218704858098%

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

For example