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Week 01, 2026
Week 01 of 2026 spans from Monday, December 29, 2025 to Sunday, January 4, 2026, according to the ISO 8601 date standard.
| Day of Week | Date |
|---|---|
| Monday | Monday, December 29, 2025 |
| Tuesday | Tuesday, December 30, 2025 |
| Wednesday | Wednesday, December 31, 2025 |
| Thursday | Thursday, January 1, 2026 |
| Friday | Friday, January 2, 2026 |
| Saturday | Saturday, January 3, 2026 |
| Sunday | Sunday, January 4, 2026 |
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How many weeks in year 2026?
There are 53 weeks in year 2026 according to the ISO 8601 standard.