Year

Year 2020 is 25.08% complete.
25.088901855504503%

Month

Month 2020-4 is 2.75% complete.
2.751260685904499%

Day

Day 2020-4-1 is 82.53% complete.
82.53874404337753%

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

For example