Week 10, 2027
March 8–14, 2027
Monday March 8 – Sunday March 142027-W10Days 67–73
The seven days
| Date | ISO week date | Day of year | US week | Islamic date (computed) | Holidays and other dates |
|---|---|---|---|---|---|
| Mon, Mar 8 | 2027-W10-1 | 067 | 11 | 29 Ramadan 1448 AH | |
| Tue, Mar 9 | 2027-W10-2 | 068 | 11 | 1 Shawwal 1448 AH | Eid al-Fitr |
| Wed, Mar 10 | 2027-W10-3 | 069 | 11 | 2 Shawwal 1448 AH | Hari Raya Puasa (Singapore) |
| Thu, Mar 11 | 2027-W10-4 | 070 | 11 | 3 Shawwal 1448 AH | |
| Fri, Mar 12 | 2027-W10-5 | 071 | 11 | 4 Shawwal 1448 AH | |
| Sat, Mar 13 | 2027-W10-6 | 072 | 11 | 5 Shawwal 1448 AH | |
| Sun, Mar 14 | 2027-W10-7 | 073 | 12 | 6 Shawwal 1448 AH |
About week 10
In US numbering, where weeks start on Sunday and the week of January 1 is week 1, Monday to Saturday are US week 11 and Sunday US week 12.
Holidays this week: Hari Raya Puasa on Wed, Mar 10 in Singapore. On Sun, Mar 14 clocks in the United States and Canada (most areas) go forward one hour at 2:00 a.m. 1 Shawwal 1448 AH falls on Tue, Mar 9 by the Umm al-Qura calendar (computed). Also this week: Eid al-Fitr on Tue, Mar 9 (1 Shawwal, Umm al-Qura (computed); announced locally). All weeks of 2027 lists the neighbouring weeks.
Week 10 in other years
| Year | Week 10 runs |
|---|---|
| 2025 | Mon, Mar 3 – Sun, Mar 9 |
| 2026 | Mon, Mar 2 – Sun, Mar 8 |
| 2027 | Mon, Mar 8 – Sun, Mar 14 |
| 2028 | Mon, Mar 6 – Sun, Mar 12 |
| 2029 | Mon, Mar 5 – Sun, Mar 11 |
| 2030 | Mon, Mar 4 – Sun, Mar 10 |
In 2028, week 10 runs Mon, Mar 6 – Sun, Mar 12: 364 days later, 2 days earlier in the calendar. Over the 400-year cycle, the Monday of week 10 falls between March 1 and March 8.
By the end of week 10, 73 days of 2027 have passed (20.0% of the year), and 42 ISO weeks of 2027 remain. The week falls in Q1.
Writing week 10
ISO 8601 writes this week as 2027-W10 (basic format 2027W10), from 2027-W10-1 on Monday to -7 on Sunday. The week number page shows the spreadsheet and Python formulas that give these numbers.