There are just over 52 weeks in a year. The term "week" may also be used to refer to a sub-section of the week, such as the workweek and weekend. Ancient cultures had different …

Jan 4, 2026 · See here which week number this week has. On this website we've also listed annual and monthly calendars including 2026, 2027 and 2028.

The meaning of WEEK is any of a series of 7-day cycles used in various calendars; especially : a 7-day cycle beginning on Sunday and ending on Saturday. How to use week in a sentence.

11 hours ago · Check the current week number and convert between dates and week numbers on Weeknumber.com.

Week number according to the ISO-8601 standard, weeks starting on Monday. The first week of the year is the week that contains that year's first Thursday (='First 4-day week').

Sunday is the first day of week and Saturday if the last day of the week. The first week of the year is the week that contains January 4th, first 4 days of the year.

What Week Is It Today?

6 days ago · View the current week no, its date range, and how many weeks left in this year. Find the number of the week for a specific date. See the date range for any week in a specific year. …

Jan 4, 2026 · Find the ISO week number for any date. See which week of the year it is and the date range for that week.

Jan 4, 2026 · week (plural weeks) Any period of seven consecutive days. alternative forms, synonyms holonyms, meronyms quotations Alternative forms: wk, wks (symbols) Synonyms: …