Week 39, 2027
ISO-8601 Standard Week
Week 39 of 2027 runs from September 27, 2027 to October 3, 2027, and 2027 has 52 weeks in total.
This week is still ahead. See the full 2027 calendar, or learn why some years have 53 weeks.
Starts On
Monday
September 27, 2027
Ends On
Sunday
October 03, 2027
This week marks approximately 74% of the year 2027 passed.
September 2027 Calendar
| Week | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| 35 | 30 | 31 | 1 | 2 | 3 | 4 | 5 |
| 36 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 37 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 38 | 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 39 | 27 | 28 | 29 | 30 | 1 | 2 | 3 |
Holidays in Week 39
All Weeks in 2027
Week 39 in Other Years
Compare dates and holidays for week 39 across different years:
About Week 39
Week 39 of 2027 is a standard business week consisting of 7 days. It follows the ISO-8601 convention where Monday is the first day of the week.
Working Days
In most countries, this week contains 5 working days (Monday, September 27 to Friday, October 01) and a standard 2-day weekend.