Year

Year 2019 is 79.49% complete.
79.4963298160938%

Month

Month 2019-10 is 55.36% complete.
55.36000333930994%

Day

Day 2019-10-18 is 16.15% complete.
16.159649810812653%

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

For example