Calendar Weeks

This week is Calendar Week 37

09/11/2023 - 09/17/2023
Calendar Week 2023 |

When is the 37th week number 2023?

Calendar Week (week number) 37 is from Monday, September 11, 2023
until (and including) Sunday, September 17, 2023.

What's the Current Week Number?

The current week (week 37) is highlighted.

Find more info on our main Calendar 2023 with Week Numberss page.

The highest week number in a year is either 52 or 53.