Week
1 Week = 7 Days
A week has seven days:
| Day of the Week | In 3 Letters |
| Monday | Mon |
| Tuesday | Tue |
| Wednesday | Wed |
| Thursday | Thu |
| Friday | Fri |
| Saturday | Sat |
| Sunday | Sun |
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But it doesn't have to be Monday to Sunday ... ... a week can be any period of 7 days. Example: Wednesday, Thursday, Friday, Saturday, Sunday, Monday and Tuesday together make one week. It could also go from one time to the same time 7 days later: Example: From Midday on Thursday to Midday the next Thursday is also one week. |
This calendar highlights one week (click on any day, a whole week will be shown):
Weekdays and Weekend

A weekday is one of the days when people normally go to work or school. In most English-speaking countries the weekdays are:
Monday, Tuesday, Wednesday, Thursday and Friday.
The weekend is the days at the end of the week that are not weekdays. In most English-speaking countries the weekend is:
Saturday and Sunday.
Weeks in a Month
How many weeks in a Month?
Well, Months have different lengths:
- If the Month has 30 Days, then it has 4 Weeks and 2 Days.
- If the Month has 31 Days, then it has 4 Weeks and 3 Days.
- February has exactly 4 weeks, except in a Leap Year it has 4 weeks and 1 Day.
In general you can say:
A Month is about 4 1/3 weeks
Weeks in a Year
- A normal year has 365 days, which is 52 Weeks and 1 Day.
- A leap year has 366 days, which is 52 Weeks and 2 Days.
