How many weeks are in a year?

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There are fifty-two (52) complete weeks in a (Julian) year plus an extra day, or two in a leap year. So a year will contain 52 1/7 or 52 2/7 weeks.

Arrangement of the days on a calendar:
The days on the calendar will be arranged in 53 weeks, at least one of which will have less than 7 days. In the rarest of cases, the calendar can overlap 54 weeks in one year : January 1 and December 31 in their own separate weeks.

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Perhaps even more fundamentally there appear to be about 52.18 weeks (365 days, 5 hours, 48 minutes 45.19 seconds) in a mean solar or tropical year. However, note that this value is changing based on the changes to the Earth's path around the sun.
The Gregorian year, which is the internationally accepted civil year based on the Julian year, averages only 52.1775 solar weeks.
52, all the time on our current calendar.

Actually it is 52.142857 in a non leap year and 52.285714 in a leap year. Divide days by 7.
There are 52 weeks in a year :)
52
this site takes to long to answer my questins ---There is roughly 52 weeks. but that is January 2008 to December 2008. http://www.easysurf.cc/ndate2.htm
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How many whole weeks in a year?

The length of a regular year of the Gregorian calendar is 52 weeks and 1 day, and the length of a leap year is 52 weeks and 2 days. However, the number of whole calendar weeks

How many weeks are in 25 years?

52 weeks per year multiplied by 25 years = 1300 weeks. There may be more exact answers, but this is the basic math answer.

How many weeks are left in the year?

There are about 4 weeks in a month, but more accurately 4 and 1/6 weeks. The first six months have 1 day less than 26 weeks,while the second six months have 2 days more than