Year

Year 2019 is 79.5% complete.
79.50471041013483%

Month

Month 2019-10 is 55.45% complete.
55.45867810931146%

Day

Day 2019-10-18 is 19.21% complete.
19.21860194332899%

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

For example