Week 34, 2027
August 23–29, 2027
Monday August 23 – Sunday August 292027-W34Days 235–241
The seven days
| Date | ISO week date | Day of year | US week | Islamic date (computed) | Holidays and other dates |
|---|---|---|---|---|---|
| Mon, Aug 23 | 2027-W34-1 | 235 | 35 | 21 Rabi' al-Awwal 1449 AH | |
| Tue, Aug 24 | 2027-W34-2 | 236 | 35 | 22 Rabi' al-Awwal 1449 AH | |
| Wed, Aug 25 | 2027-W34-3 | 237 | 35 | 23 Rabi' al-Awwal 1449 AH | |
| Thu, Aug 26 | 2027-W34-4 | 238 | 35 | 24 Rabi' al-Awwal 1449 AH | |
| Fri, Aug 27 | 2027-W34-5 | 239 | 35 | 25 Rabi' al-Awwal 1449 AH | |
| Sat, Aug 28 | 2027-W34-6 | 240 | 35 | 26 Rabi' al-Awwal 1449 AH | |
| Sun, Aug 29 | 2027-W34-7 | 241 | 36 | 27 Rabi' al-Awwal 1449 AH |
About week 34
In US numbering, where weeks start on Sunday and the week of January 1 is week 1, Monday to Saturday are US week 35 and Sunday US week 36.
None of the 17 national holiday sets we cover has a public holiday in this week; regional holidays are on the country pages. All weeks of 2027 lists the neighbouring weeks.
Week 34 in other years
| Year | Week 34 runs |
|---|---|
| 2025 | Mon, Aug 18 – Sun, Aug 24 |
| 2026 | Mon, Aug 17 – Sun, Aug 23 |
| 2027 | Mon, Aug 23 – Sun, Aug 29 |
| 2028 | Mon, Aug 21 – Sun, Aug 27 |
| 2029 | Mon, Aug 20 – Sun, Aug 26 |
| 2030 | Mon, Aug 19 – Sun, Aug 25 |
In 2028, week 34 runs Mon, Aug 21 – Sun, Aug 27: 364 days later, 2 days earlier in the calendar. Over the 400-year cycle, the Monday of week 34 falls between August 16 and August 23.
By the end of week 34, 241 days of 2027 have passed (66.0% of the year), and 18 ISO weeks of 2027 remain. The week falls in Q3.
Writing week 34
ISO 8601 writes this week as 2027-W34 (basic format 2027W34), from 2027-W34-1 on Monday to -7 on Sunday. The week number page shows the spreadsheet and Python formulas that give these numbers.