Year

Year 2020 is 25.08% complete.
25.088016910020215%

Month

Month 2020-4 is 2.74% complete.
2.7404643471723515%

Day

Day 2020-4-1 is 82.21% complete.
82.21485025760006%

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

For example