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

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 "week" lengths, …

What Week Is It Today?

2 days ago · Find the current week number, look up the week number of any date, or convert week number to date ranges.

2 days ago · The rule of thumb to calculate the week number is based on the number of months from January to the last month multiplied by 4 plus the number of weeks in the current month.

Check the current week number and convert between dates and week numbers on Weeknumber.com.

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.

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').

1 day ago · See what week of the year it is along our week number calendar. See the current week number to find out how far into the year we are.

The current week number tells you which week of the year we are in. Most years have 52 weeks, though some years have 53 weeks depending on how the calendar aligns.