ISO week 2027-W19

Week 19, 2027

Monday, May 10 – Sunday, May 16, 2027

ISO week 19 of 2027 (2027-W19) runs from Monday, May 10, 2027 to Sunday, May 16, 2027.

This week starts 30 weeks from now. The current week is week 42, 2026.

The 7 days of week 19

Dates in week 19, 2027
Day	Date	Day of year	US week	ISO date
Monday	May 10, 2027	130 of 365	20	2027-W19-1
Tuesday	May 11, 2027	131 of 365	20	2027-W19-2
Wednesday	May 12, 2027	132 of 365	20	2027-W19-3
Thursday	May 13, 2027	133 of 365	20	2027-W19-4
Friday	May 14, 2027	134 of 365	20	2027-W19-5
Saturday	May 15, 2027	135 of 365	20	2027-W19-6
Sunday	May 16, 2027	136 of 365	21	2027-W19-7

Week 19 at a glance

ISO code: 2027-W19 (Monday is 2027-W19-1, Sunday is 2027-W19-7)
Month: May
Quarter: Q2 of 2027
Day of year: Days 130–136 of 365
US week number: Monday–Saturday: US week 20; Sunday: US week 21 (Sunday-start weeks, week 1 contains January 1)
Even or odd: Week 19 is an odd week
Weeks left: After this week, 33 ISO weeks remain in 2027 (52 weeks in total)
Year progress: By Sunday, 37% of 2027 has passed

Holidays and key dates

There are no US federal holidays, daylight saving time changes or quarter starts in week 19 of 2027.

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 19, 2027

What are the dates of week 19 in 2027?

Week 19 of 2027 starts on Monday, May 10, 2027 and ends on Sunday, May 16, 2027.

What month is week 19 of 2027?

Week 19 falls in May. By the Thursday rule that ISO 8601 uses for years and quarters, it counts as a May week.

How do I get week 19 of 2027 in Excel or Google Sheets?

=ISOWEEKNUM(DATE(2027,5,10)) returns 19. To go the other way, =DATE(2027,1,4)-WEEKDAY(DATE(2027,1,4),2)+1+(19-1)*7 returns the Monday, May 10, 2027.