Ovulation Day for a 40-day Cycle When the Last Period Started on December 19, 2024
⚪ Ovulation day (highest chance for pregnant) is:
2025-01-14 (Tuesday)
📅 Fertile window: Jan 10 - Jan 15
| Fri | Sat | Sun | Mon | Tue | Wed |
| Jan 10 | Jan 11 | Jan 12 | Jan 13 | Jan 14 | Jan 15 |
| 👦 | 👦 | 👦/👧 | 👧 | 👧 | 👧 |
Pregnacy test day: Jan 29 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: Sep 25 2025 (Thursday)
If not pregnant.
🩸 Next period: Jan 28 2025
⚪ Next ovulation: Feb 23 2025
Nearest days of ovulation for a 40-day cycle
- Ovulation day for a 40-day cycle when the last period started on December 15
- Ovulation day for a 40-day cycle when the last period started on December 16
- Ovulation day for a 40-day cycle when the last period started on December 17
- Ovulation day for a 40-day cycle when the last period started on December 18
- Ovulation day for a 40-day cycle when the last period started on December 19
- Ovulation day for a 40-day cycle when the last period started on December 20
- Ovulation day for a 40-day cycle when the last period started on December 21
- Ovulation day for a 40-day cycle when the last period started on December 22
- Ovulation day for a 40-day cycle when the last period started on December 23
The closest calculation of the day of ovulation for different cycle lengths when the first day of the period was December 19, 2024
- Ovulation day for a 36-day cycle when the last period started on December 19
- Ovulation day for a 37-day cycle when the last period started on December 19
- Ovulation day for a 38-day cycle when the last period started on December 19
- Ovulation day for a 39-day cycle when the last period started on December 19
- Ovulation day for a 40-day cycle when the last period started on December 19
- Ovulation day for a 41-day cycle when the last period started on December 19
- Ovulation day for a 42-day cycle when the last period started on December 19
- Ovulation day for a 43-day cycle when the last period started on December 19
- Ovulation day for a 44-day cycle when the last period started on December 19