Year

Year 2020 is 26.65% complete.
26.659809471539436%

Month

Month 2020-4 is 21.91% complete.
21.916340389405704%

Day

Day 2020-4-7 is 57.49% complete.
57.49062342155802%

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

For example