Year

Year 2020 is 25.09% complete.
25.094845584100145%

Month

Month 2020-4 is 2.82% complete.
2.823774200454117%

Day

Day 2020-4-1 is 84.71% complete.
84.71417381917466%

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

For example