ISO week 2027-W30

Week 30, 2027

Monday, July 26 – Sunday, August 1, 2027

ISO week 30 of 2027 (2027-W30) runs from Monday, July 26, 2027 to Sunday, August 1, 2027.

This week starts 41 weeks from now. The current week is week 42, 2026.

The 7 days of week 30

Dates in week 30, 2027
Day	Date	Day of year	US week	ISO date
Monday	July 26, 2027	207 of 365	31	2027-W30-1
Tuesday	July 27, 2027	208 of 365	31	2027-W30-2
Wednesday	July 28, 2027	209 of 365	31	2027-W30-3
Thursday	July 29, 2027	210 of 365	31	2027-W30-4
Friday	July 30, 2027	211 of 365	31	2027-W30-5
Saturday	July 31, 2027	212 of 365	31	2027-W30-6
Sunday	August 1, 2027	213 of 365	32	2027-W30-7

Week 30 at a glance

ISO code: 2027-W30 (Monday is 2027-W30-1, Sunday is 2027-W30-7)
Month: July and August
Quarter: Q3 of 2027
Day of year: Days 207–213 of 365
US week number: Monday–Saturday: US week 31; Sunday: US week 32 (Sunday-start weeks, week 1 contains January 1)
Even or odd: Week 30 is an even week
Weeks left: After this week, 22 ISO weeks remain in 2027 (52 weeks in total)
Year progress: By Sunday, 58% of 2027 has passed

Holidays and key dates

There are no US federal holidays, daylight saving time changes or quarter starts in week 30 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 30, 2027

What are the dates of week 30 in 2027?

Week 30 of 2027 starts on Monday, July 26, 2027 and ends on Sunday, August 1, 2027.

What month is week 30 of 2027?

Week 30 falls in July and August. By the Thursday rule that ISO 8601 uses for years and quarters, it counts as a July week.

How do I get week 30 of 2027 in Excel or Google Sheets?

=ISOWEEKNUM(DATE(2027,7,26)) returns 30. To go the other way, =DATE(2027,1,4)-WEEKDAY(DATE(2027,1,4),2)+1+(30-1)*7 returns the Monday, July 26, 2027.