Week 40, 1999
Week 40 of 1999 spans from Monday, October 4, 1999 to Sunday, October 10, 1999, according to the ISO 8601 date standard.
| Day of Week | Date |
|---|---|
| Monday | Monday, October 4, 1999 |
| Tuesday | Tuesday, October 5, 1999 |
| Wednesday | Wednesday, October 6, 1999 |
| Thursday | Thursday, October 7, 1999 |
| Friday | Friday, October 8, 1999 |
| Saturday | Saturday, October 9, 1999 |
| Sunday | Sunday, October 10, 1999 |
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How many weeks in year 1999?
There are 52 weeks in year 1999 according to the ISO 8601 standard.