Week 1, 2031: Dec 30 – Jan 5
odd week December / January 2031
Start date
Monday, December 30, 2030
End date
Sunday, January 5, 2031
ISO 8601 week (Monday to Sunday). In the US system used by Outlook and Excel WEEKNUM, this is week 53.
week 1
| Day | Date |
|---|---|
| Monday | Mon, Dec 30, 2030 |
| Tuesday | Tue, Dec 31, 2030 |
| Wednesday | Wed, Jan 1, 2031 |
| Thursday | Thu, Jan 2, 2031 |
| Friday | Fri, Jan 3, 2031 |
| Saturday | Sat, Jan 4, 2031 |
| Sunday | Sun, Jan 5, 2031 |