Your Period Predictions
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Next Period Starts
October 21, 2026
17 days from now
Ovulation Date
Oct 7, 2026
Cycle Length
28 days
Your Next 6 Cycles
| Cycle | Period Starts | Ovulation | Fertile Window | Due Date if Conceived |
|---|---|---|---|---|
| 1 | Oct 21 | Oct 7 | Oct 3 – Oct 8 | Jun 30, 2027 |
| 2 | Nov 18 | Nov 4 | Oct 31 – Nov 5 | Jul 28, 2027 |
| 3 | Dec 16 | Dec 2 | Nov 28 – Dec 3 | Aug 25, 2027 |
| 4 | Jan 13 | Dec 30 | Dec 26 – Dec 31 | Sep 22, 2027 |
| 5 | Feb 10 | Jan 27 | Jan 23 – Jan 28 | Oct 20, 2027 |
| 6 | Mar 10 | Feb 24 | Feb 20 – Feb 25 | Nov 17, 2027 |
Related Tools
This calculator provides estimates based on average cycle patterns. Individual cycles may vary. This tool is for informational purposes only and is not a substitute for professional medical advice. Consult your healthcare provider for concerns about your menstrual cycle.