ISO week 2027-W05

Week 5, 2027

Monday, February 1 – Sunday, February 7, 2027

ISO week 5 of 2027 (2027-W05) runs from Monday, February 1, 2027 to Sunday, February 7, 2027.

This week starts 16 weeks from now. The current week is week 42, 2026.

The 7 days of week 5

Dates in week 5, 2027
Day	Date	Day of year	US week	ISO date
Monday	February 1, 2027	32 of 365	6	2027-W05-1
Tuesday	February 2, 2027	33 of 365	6	2027-W05-2
Wednesday	February 3, 2027	34 of 365	6	2027-W05-3
Thursday	February 4, 2027	35 of 365	6	2027-W05-4
Friday	February 5, 2027	36 of 365	6	2027-W05-5
Saturday	February 6, 2027	37 of 365	6	2027-W05-6
Sunday	February 7, 2027	38 of 365	7	2027-W05-7

Week 5 at a glance

ISO code: 2027-W05 (Monday is 2027-W05-1, Sunday is 2027-W05-7)
Month: February
Quarter: Q1 of 2027
Day of year: Days 32–38 of 365
US week number: Monday–Saturday: US week 6; Sunday: US week 7 (Sunday-start weeks, week 1 contains January 1)
Even or odd: Week 5 is an odd week
Weeks left: After this week, 47 ISO weeks remain in 2027 (52 weeks in total)
Year progress: By Sunday, 10% of 2027 has passed

Holidays and key dates

There are no US federal holidays, daylight saving time changes or quarter starts in week 5 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 5, 2027

What are the dates of week 5 in 2027?

Week 5 of 2027 starts on Monday, February 1, 2027 and ends on Sunday, February 7, 2027.

What month is week 5 of 2027?

Week 5 falls in February. By the Thursday rule that ISO 8601 uses for years and quarters, it counts as a February week.

How do I get week 5 of 2027 in Excel or Google Sheets?

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