Year

Year 2020 is 24.53% complete.
24.53849390365353%

Month

Month 2020-3 is 96.16% complete.
96.16418057219985%

Day

Day 2020-3-30 is 81.08% complete.
81.08942326183768%

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

For example