Year

Year 2020 is 15.0% complete.
15.006819333416418%

Month

Month 2020-2 is 82.49% complete.
82.49988473103959%

Day

Day 2020-2-24 is 92.49% complete.
92.49677290487229%

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

For example