Year

Year 2020 is 4.75% complete.
4.751919882849626%

Month

Month 2020-1 is 56.1% complete.
56.10333133767752%

Day

Day 2020-1-18 is 39.2% complete.
39.20307586319443%

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

For example