Ovulation Calculator
Ovulation date, fertile window, next period from LMP and cycle length
Average is 28 days (range: 21–45 days)
Ovulation Date (estimated)
Monday, 6 July 2026
Fertile Window Start
Wednesday, 1 July 2026
5 days before ovulation
Fertile Window End
Tuesday, 7 July 2026
1 day after ovulation
Next Expected Period
Monday, 20 July 2026
Fertile Window (best days to conceive)
Wed
1 Jul
Thu
2 Jul
Fri
3 Jul
Sat
4 Jul
Sun
5 Jul
Mon
6 Jul
Peak
Tue
7 Jul
This is an estimate based on average cycle patterns. Actual ovulation can vary. For accurate tracking, use ovulation predictor kits (OPK) or basal body temperature (BBT) charting. Consult a doctor for fertility concerns.
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Calculated with CalcCrack