Year

Year 2019 is 79.49% complete.
79.49606283414698%

Month

Month 2019-10 is 55.35% complete.
55.35685984112016%

Day

Day 2019-10-18 is 16.06% complete.
16.062200275424633%

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

For example