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Weeks Between Dates

Number of full and partial weeks between two dates

Weeks Between Dates

Start Date
End Date

A weeks between dates calculator counts the number of full and partial weeks separating two dates. Used for pregnancy tracking, project planning, subscription billing, and event scheduling.

  1. 1Calculate total calendar days between dates
  2. 2Full weeks = floor(days ÷ 7)
  3. 3Remaining days = days mod 7
  4. 4Partial weeks = total days ÷ 7 (decimal)
14 days apart=2 full weeks, 0 remaining days
40 weeks pregnant=280 days = full term
1 year = 365 days=52 full weeks, 1 remaining day
PeriodDaysWeeks
1 month (avg)30.444.35
1 quarter91.313.04
6 months182.626.09
1 year36552.14
Pregnancy28040.00
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