March 20, 2045 (Monday) to March 26, 2045 (Sunday)
Week 12 of 2045 runs from March 20, 2045 (Monday) to March 26, 2045 (Sunday). This is the 12th week of the year according to the ISO 8601 standard, in which weeks start on Monday.
Mar 20 is a Monday. It is the first day of Week 12 of 2045.
Mar 26 is a Sunday. It is the last day of Week 12 of 2045.
Mar 20 is in Week 12 of 2045 according to ISO 8601.
Mar 26 is in Week 12 of 2045 according to ISO 8601.
Week 12 of 2045 runs from March 20, 2045 to March 26, 2045.
Week 12 of 2045 starts on March 20, 2045, the 79th day of 2045.
Yes, all 7 days of Week 12 of 2045 fall within 2045.
2045 has 52 weeks according to ISO 8601.