Year

Year 2020 is 24.54% complete.
24.54709089423643%

Month

Month 2020-3 is 96.26% complete.
96.26568056021941%

Day

Day 2020-3-30 is 84.23% complete.
84.23595813390321%

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

For example