Year

Year 2020 is 24.54% complete.
24.544824395824524%

Month

Month 2020-3 is 96.23% complete.
96.23892124724398%

Day

Day 2020-3-30 is 83.4% complete.
83.40641014012937%

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

For example