Year

Year 2019 is 79.49% complete.
79.49353378920694%

Month

Month 2019-10 is 55.32% complete.
55.327082366330124%

Day

Day 2019-10-18 is 15.13% complete.
15.139088217412617%

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

For example