Ovulation Day for a 31-day Cycle When the Last Period Started on December 31, 2024
⚪ Ovulation day (highest chance for pregnant) is:
2025-01-17 (Friday)
📅 Fertile window: Jan 13 - Jan 18
| Mon | Tue | Wed | Thu | Fri | Sat |
| Jan 13 | Jan 14 | Jan 15 | Jan 16 | Jan 17 | Jan 18 |
| 👦 | 👦 | 👦/👧 | 👧 | 👧 | 👧 |
Pregnacy test day: Feb 01 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: Oct 07 2025 (Tuesday)
If not pregnant.
🩸 Next period: Jan 31 2025
⚪ Next ovulation: Feb 17 2025
Nearest days of ovulation for a 31-day cycle
- Ovulation day for a 31-day cycle when the last period started on December 27
- Ovulation day for a 31-day cycle when the last period started on December 28
- Ovulation day for a 31-day cycle when the last period started on December 29
- Ovulation day for a 31-day cycle when the last period started on December 30
- Ovulation day for a 31-day cycle when the last period started on December 31
- Ovulation day for a 31-day cycle when the last period started on January 1
- Ovulation day for a 31-day cycle when the last period started on January 2
- Ovulation day for a 31-day cycle when the last period started on January 3
- Ovulation day for a 31-day cycle when the last period started on January 4
The closest calculation of the day of ovulation for different cycle lengths when the first day of the period was December 31, 2024
- Ovulation day for a 27-day cycle when the last period started on December 31
- Ovulation day for a 28-day cycle when the last period started on December 31
- Ovulation day for a 29-day cycle when the last period started on December 31
- Ovulation day for a 30-day cycle when the last period started on December 31
- Ovulation day for a 31-day cycle when the last period started on December 31
- Ovulation day for a 32-day cycle when the last period started on December 31
- Ovulation day for a 33-day cycle when the last period started on December 31
- Ovulation day for a 34-day cycle when the last period started on December 31
- Ovulation day for a 35-day cycle when the last period started on December 31