Year

Year 2019 is 71.87% complete.
71.8766507521455%

Month

Month 2019-9 is 64.49% complete.
64.49924797154998%

Day

Day 2019-9-20 is 34.97% complete.
34.97709745494239%

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

For example