Year

Year 2020 is 25.09% complete.
25.090583581837304%

Month

Month 2020-4 is 2.77% complete.
2.7717777544313855%

Day

Day 2020-4-1 is 83.15% complete.
83.1542629857799%

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

For example