Year

Year 2020 is 25.1% complete.
25.10672380443648%

Month

Month 2020-4 is 2.96% complete.
2.9686885398830727%

Day

Day 2020-4-1 is 89.06% complete.
89.06165264283598%

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

For example