Ovulation Day for a 27-day Cycle When the Last Period Started on September 05, 2025
⚪ Ovulation day (highest chance for pregnant) is:
2025-09-18 (Thursday)
📅 Fertile window: Sep 14 - Sep 19
| Sun | Mon | Tue | Wed | Thu | Fri |
| Sep 14 | Sep 15 | Sep 16 | Sep 17 | Sep 18 | Sep 19 |
| 👦 | 👦 | 👦/👧 | 👧 | 👧 | 👧 |
Pregnacy test day: Oct 03 2025
💡 According to recent studies, the chance of conception during ovulation is about 25%. Therefore, do not worry when the test comes out negative. Another chance is just a month of waiting.
If pregnant:
🤱 Due date: Jun 12 2026 (Friday)
If not pregnant.
🩸 Next period: Oct 02 2025
⚪ Next ovulation: Oct 15 2025
Nearest days of ovulation for a 27-day cycle
- Ovulation day for a 27-day cycle when the last period started on September 1
- Ovulation day for a 27-day cycle when the last period started on September 2
- Ovulation day for a 27-day cycle when the last period started on September 3
- Ovulation day for a 27-day cycle when the last period started on September 4
- Ovulation day for a 27-day cycle when the last period started on September 5
- Ovulation day for a 27-day cycle when the last period started on September 6
- Ovulation day for a 27-day cycle when the last period started on September 7
- Ovulation day for a 27-day cycle when the last period started on September 8
- Ovulation day for a 27-day cycle when the last period started on September 9
The closest calculation of the day of ovulation for different cycle lengths when the first day of the period was September 5, 2025
- Ovulation day for a 23-day cycle when the last period started on September 5
- Ovulation day for a 24-day cycle when the last period started on September 5
- Ovulation day for a 25-day cycle when the last period started on September 5
- Ovulation day for a 26-day cycle when the last period started on September 5
- Ovulation day for a 27-day cycle when the last period started on September 5
- Ovulation day for a 28-day cycle when the last period started on September 5
- Ovulation day for a 29-day cycle when the last period started on September 5
- Ovulation day for a 30-day cycle when the last period started on September 5
- Ovulation day for a 31-day cycle when the last period started on September 5