Year

Year 2020 is 24.54% complete.
24.5489407258509%

Month

Month 2020-3 is 96.28% complete.
96.28752051513116%

Day

Day 2020-3-30 is 84.91% complete.
84.91300431957308%

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

For example