learn.howToCalculate
learn.whatIsHeading
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.
Formula
weeks = days_between / 7 (integer or decimal depending on requirement)
- start
- Start date (date) — Beginning date
- end
- End date (date) — Ending date
- weeks
- Weeks between (weeks) — Number of calendar weeks (may be decimal)
Guida passo passo
- 1Calculate total calendar days between dates
- 2Full weeks = floor(days ÷ 7)
- 3Remaining days = days mod 7
- 4Partial weeks = total days ÷ 7 (decimal)
Esempi risolti
Ingresso
14 days apart
Risultato
2 full weeks, 0 remaining days
Ingresso
40 weeks pregnant
Risultato
280 days = full term
Ingresso
1 year = 365 days
Risultato
52 full weeks, 1 remaining day
Domande frequenti
What is a calendar week?
Generally 7 calendar days. ISO weeks are standardised Monday–Sunday, with specific rules for week 1.
How many complete weeks between two dates?
Divide total days by 7 and round down. Example: 15 days = 2 complete weeks plus 1 day.
How are partial weeks counted?
Depends on context. For billing or planning, partial weeks are often counted as full weeks. Check requirements.
Pronto per calcolare? Prova la calcolatrice gratuita di Weeks Between Dates
Provalo tu stesso →