January 22, 2029 (Monday) to January 28, 2029 (Sunday)
Week 4 of 2029 runs from January 22, 2029 (Monday) to January 28, 2029 (Sunday). This is the 4th week of the year according to the ISO 8601 standard, in which weeks start on Monday.
Jan 22 is a Monday. It is the first day of Week 4 of 2029.
Jan 28 is a Sunday. It is the last day of Week 4 of 2029.
Jan 22 is in Week 4 of 2029 according to ISO 8601.
Jan 28 is in Week 4 of 2029 according to ISO 8601.
Week 4 of 2029 runs from January 22, 2029 to January 28, 2029.
Week 4 of 2029 starts on January 22, 2029, the 22th day of 2029.
Yes, all 7 days of Week 4 of 2029 fall within 2029.
2029 has 52 weeks according to ISO 8601.