Week 27, 2027
July 5–11, 2027
Monday July 5 – Sunday July 112027-W27Days 186–192
The seven days
| Date | ISO week date | Day of year | US week | Islamic date (computed) | Holidays and other dates |
|---|---|---|---|---|---|
| Mon, Jul 5 | 2027-W27-1 | 186 | 28 | 1 Safar 1449 AH | Independence Day (observed) (United States (federal)) |
| Tue, Jul 6 | 2027-W27-2 | 187 | 28 | 2 Safar 1449 AH | |
| Wed, Jul 7 | 2027-W27-3 | 188 | 28 | 3 Safar 1449 AH | |
| Thu, Jul 8 | 2027-W27-4 | 189 | 28 | 4 Safar 1449 AH | |
| Fri, Jul 9 | 2027-W27-5 | 190 | 28 | 5 Safar 1449 AH | |
| Sat, Jul 10 | 2027-W27-6 | 191 | 28 | 6 Safar 1449 AH | |
| Sun, Jul 11 | 2027-W27-7 | 192 | 29 | 7 Safar 1449 AH |
About week 27
In US numbering, where weeks start on Sunday and the week of January 1 is week 1, Monday to Saturday are US week 28 and Sunday US week 29.
Holidays this week: Independence Day (observed) on Mon, Jul 5 in United States (federal). 1 Safar 1449 AH falls on Mon, Jul 5 by the Umm al-Qura calendar (computed). All weeks of 2027 lists the neighbouring weeks.
Week 27 in other years
| Year | Week 27 runs |
|---|---|
| 2025 | Mon, Jun 30 – Sun, Jul 6 |
| 2026 | Mon, Jun 29 – Sun, Jul 5 |
| 2027 | Mon, Jul 5 – Sun, Jul 11 |
| 2028 | Mon, Jul 3 – Sun, Jul 9 |
| 2029 | Mon, Jul 2 – Sun, Jul 8 |
| 2030 | Mon, Jul 1 – Sun, Jul 7 |
In 2028, week 27 runs Mon, Jul 3 – Sun, Jul 9: 364 days later, 2 days earlier in the calendar. Over the 400-year cycle, the Monday of week 27 falls between June 28 and July 5.
By the end of week 27, 192 days of 2027 have passed (52.6% of the year), and 25 ISO weeks of 2027 remain. The week falls in Q3.
Writing week 27
ISO 8601 writes this week as 2027-W27 (basic format 2027W27), from 2027-W27-1 on Monday to -7 on Sunday. The week number page shows the spreadsheet and Python formulas that give these numbers.