ISO week 2027-W26

Week 26, 2027

Monday, June 28 – Sunday, July 4, 2027

ISO week 26 of 2027 (2027-W26) runs from Monday, June 28, 2027 to Sunday, July 4, 2027.

This week starts 37 weeks from now. The current week is week 42, 2026.

The 7 days of week 26

Dates in week 26, 2027
Day	Date	Day of year	US week	ISO date
Monday	June 28, 2027	179 of 365	27	2027-W26-1
Tuesday	June 29, 2027	180 of 365	27	2027-W26-2
Wednesday	June 30, 2027	181 of 365	27	2027-W26-3
Thursday	July 1, 2027	182 of 365	27	2027-W26-4
Friday	July 2, 2027	183 of 365	27	2027-W26-5
Saturday	July 3, 2027	184 of 365	27	2027-W26-6
Sunday	July 4, 2027	185 of 365	28	2027-W26-7

Week 26 at a glance

ISO code: 2027-W26 (Monday is 2027-W26-1, Sunday is 2027-W26-7)
Month: June and July
Quarter: Q3 by the ISO rule (its Thursday, July 1, is in Q3); the calendar dates span Q2 and Q3
Day of year: Days 179–185 of 365
US week number: Monday–Saturday: US week 27; Sunday: US week 28 (Sunday-start weeks, week 1 contains January 1)
Even or odd: Week 26 is an even week
Weeks left: After this week, 26 ISO weeks remain in 2027 (52 weeks in total)
Year progress: By Sunday, 51% of 2027 has passed

Holidays and key dates

Thursday, July 1: Q3 begins
Sunday, July 4: Independence Day – US federal holiday

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 26, 2027

What are the dates of week 26 in 2027?

Week 26 of 2027 starts on Monday, June 28, 2027 and ends on Sunday, July 4, 2027.

What month is week 26 of 2027?

Week 26 falls in June and July. By the Thursday rule that ISO 8601 uses for years and quarters, it counts as a July week.

How do I get week 26 of 2027 in Excel or Google Sheets?

=ISOWEEKNUM(DATE(2027,6,28)) returns 26. To go the other way, =DATE(2027,1,4)-WEEKDAY(DATE(2027,1,4),2)+1+(26-1)*7 returns the Monday, June 28, 2027.