How many Weeks are in a Year?

Weeks in a year calculation

One year has approximatly 52 weeks.

Weeks in a common Year

One calendar common year has 365 days:

1 common year = 365 days = (365 days) / (7 days/week) = 52.143 weeks = 52 weeks + 1 day

Weeks in a leap year

 One calendar leap year occures every 4 years, except for years that are divisable by 100 and not divisable by 400.

One calendar leap year has 366 days, when February has 29 days:

1 leap year = 366 days = (366 days) / (7 days/week) = 52.286 weeks = 52 weeks + 2 days

Weeks in a year chart

See also

• DST clocks change
• DST clocks go back
• DST clocks go forward
• Hours in week
• Hours in year
• Days in year
• Minutes in day
• Months of year
• Seconds in day
• Seconds in hour
• Seconds in year
• Weeks in month
• Weeks in year

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