ISO week 2027-W27

Week 27, 2027

Monday, July 5 – Sunday, July 11, 2027

ISO week 27 of 2027 (2027-W27) runs from Monday, July 5, 2027 to Sunday, July 11, 2027.

This week starts 38 weeks from now. The current week is week 42, 2026.

The 7 days of week 27

Dates in week 27, 2027
Day	Date	Day of year	US week	ISO date
Monday	July 5, 2027	186 of 365	28	2027-W27-1
Tuesday	July 6, 2027	187 of 365	28	2027-W27-2
Wednesday	July 7, 2027	188 of 365	28	2027-W27-3
Thursday	July 8, 2027	189 of 365	28	2027-W27-4
Friday	July 9, 2027	190 of 365	28	2027-W27-5
Saturday	July 10, 2027	191 of 365	28	2027-W27-6
Sunday	July 11, 2027	192 of 365	29	2027-W27-7

Week 27 at a glance

ISO code: 2027-W27 (Monday is 2027-W27-1, Sunday is 2027-W27-7)
Month: July
Quarter: Q3 of 2027
Day of year: Days 186–192 of 365
US week number: Monday–Saturday: US week 28; Sunday: US week 29 (Sunday-start weeks, week 1 contains January 1)
Even or odd: Week 27 is an odd week
Weeks left: After this week, 25 ISO weeks remain in 2027 (52 weeks in total)
Year progress: By Sunday, 53% of 2027 has passed

Holidays and key dates

Monday, July 5: Independence Day (observed) – US federal holiday (July 4 falls on a Sunday)

Week numbers follow ISO 8601: weeks start on Monday and week 1 contains the first Thursday of the year. US weeks start on Sunday, with week 1 containing January 1.

Questions about week 27, 2027

What are the dates of week 27 in 2027?

Week 27 of 2027 starts on Monday, July 5, 2027 and ends on Sunday, July 11, 2027.

What month is week 27 of 2027?

Week 27 falls in July. By the Thursday rule that ISO 8601 uses for years and quarters, it counts as a July week.

How do I get week 27 of 2027 in Excel or Google Sheets?

=ISOWEEKNUM(DATE(2027,7,5)) returns 27. To go the other way, =DATE(2027,1,4)-WEEKDAY(DATE(2027,1,4),2)+1+(27-1)*7 returns the Monday, July 5, 2027.