Year

Year 2019 is 71.87% complete.
71.87620396735454%

Month

Month 2019-9 is 64.49% complete.
64.49381208800185%

Day

Day 2019-9-20 is 34.81% complete.
34.814019123933015%

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

For example