Year

Year 2020 is 26.65% complete.
26.65366959729108%

Month

Month 2020-4 is 21.84% complete.
21.841433897045434%

Day

Day 2020-4-7 is 55.24% complete.
55.24340350823355%

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

For example