Week 36, 2027
September 6–12, 2027
Monday September 6 – Sunday September 122027-W36Days 249–255
The seven days
| Date | ISO week date | Day of year | US week | Islamic date (computed) | Holidays and other dates |
|---|---|---|---|---|---|
| Mon, Sep 6 | 2027-W36-1 | 249 | 37 | 5 Rabi' al-Thani 1449 AH | Labor Day (United States (federal)); Labour Day (Canada (federal)) |
| Tue, Sep 7 | 2027-W36-2 | 250 | 37 | 6 Rabi' al-Thani 1449 AH | |
| Wed, Sep 8 | 2027-W36-3 | 251 | 37 | 7 Rabi' al-Thani 1449 AH | |
| Thu, Sep 9 | 2027-W36-4 | 252 | 37 | 8 Rabi' al-Thani 1449 AH | |
| Fri, Sep 10 | 2027-W36-5 | 253 | 37 | 9 Rabi' al-Thani 1449 AH | |
| Sat, Sep 11 | 2027-W36-6 | 254 | 37 | 10 Rabi' al-Thani 1449 AH | |
| Sun, Sep 12 | 2027-W36-7 | 255 | 38 | 11 Rabi' al-Thani 1449 AH |
About week 36
In US numbering, where weeks start on Sunday and the week of January 1 is week 1, Monday to Saturday are US week 37 and Sunday US week 38.
Holidays this week: Labor Day on Mon, Sep 6 in United States (federal); Labour Day on Mon, Sep 6 in Canada (federal). All weeks of 2027 lists the neighbouring weeks.
Week 36 in other years
| Year | Week 36 runs |
|---|---|
| 2025 | Mon, Sep 1 – Sun, Sep 7 |
| 2026 | Mon, Aug 31 – Sun, Sep 6 |
| 2027 | Mon, Sep 6 – Sun, Sep 12 |
| 2028 | Mon, Sep 4 – Sun, Sep 10 |
| 2029 | Mon, Sep 3 – Sun, Sep 9 |
| 2030 | Mon, Sep 2 – Sun, Sep 8 |
In 2028, week 36 runs Mon, Sep 4 – Sun, Sep 10: 364 days later, 2 days earlier in the calendar. Over the 400-year cycle, the Monday of week 36 falls between August 30 and September 6.
By the end of week 36, 255 days of 2027 have passed (69.9% of the year), and 16 ISO weeks of 2027 remain. The week falls in Q3.
Writing week 36
ISO 8601 writes this week as 2027-W36 (basic format 2027W36), from 2027-W36-1 on Monday to -7 on Sunday. The week number page shows the spreadsheet and Python formulas that give these numbers.