Year

Year 2019 is 79.49% complete.
79.492152573115%

Month

Month 2019-10 is 55.31% complete.
55.310819655175436%

Day

Day 2019-10-18 is 14.63% complete.
14.634938524777121%

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

For example