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Week 40, 2025
Week 40 of 2025 spans from Monday, September 29, 2025 to Sunday, October 5, 2025, according to the ISO 8601 date standard.
| Day of Week | Date |
|---|---|
| Monday | Monday, September 29, 2025 |
| Tuesday | Tuesday, September 30, 2025 |
| Wednesday | Wednesday, October 1, 2025 |
| Thursday | Thursday, October 2, 2025 |
| Friday | Friday, October 3, 2025 |
| Saturday | Saturday, October 4, 2025 |
| Sunday | Sunday, October 5, 2025 |
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How many weeks in year 2025?
There are 52 weeks in year 2025 according to the ISO 8601 standard.