Year

Year 2019 is 64.31% complete.
64.31348448575893%

Month

Month 2019-8 is 73.36% complete.
73.36844974531765%

Day

Day 2019-8-23 is 74.42% complete.
74.42195429818663%

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

For example