Year

Year 2020 is 24.54% complete.
24.543877275788297%

Month

Month 2020-3 is 96.22% complete.
96.22773911654335%

Day

Day 2020-3-30 is 83.05% complete.
83.05976020568076%

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

For example