Year

Year 2020 is 24.54% complete.
24.54516554237053%

Month

Month 2020-3 is 96.24% complete.
96.24294897880871%

Day

Day 2020-3-30 is 83.53% complete.
83.53127121717012%

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

For example