The year 2023 had 52 weeks in total. Each week started on Sunday and ended on Saturday according to the US calendar rules, or Monday to Sunday according to the ISO 8601 standard
. For example, Week 01 of 2023 was from Sunday, January 1 to Saturday, January 7, and Week 52 was from Sunday, December 24 to Saturday, December 30
. Since today is May 7, 2025, the corresponding week in 2023 for the same calendar date was Week 19, which ran from Sunday, May 7 to Saturday, May 13, 2023
