Year

Year 2020 is 4.75% complete.
4.752952384276559%

Month

Month 2020-1 is 56.11% complete.
56.11552151998066%

Day

Day 2020-1-18 is 39.58% complete.
39.58097574734274%

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

For example