Year

Year 2020 is 24.52% complete.
24.528276277169944%

Month

Month 2020-3 is 96.04% complete.
96.04354661829794%

Day

Day 2020-3-30 is 77.34% complete.
77.34972880360407%

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

For example