Health & Fitness
Ovulation Calculator
Calculate your fertile window and ovulation date. Predict the best days for conception.
Your Cycle
28 days
Average cycle is 28 days (21-35 is normal)
Peak
High
Medium
Low
Ovulation Date
Monday, February 2
Fertile Window
Wed, Jan 28 to Tue, Feb 3
Next Period
Monday, February 16
Fertile Window
Jan28low
Jan29low
Jan30medium
Jan31medium
Feb1high
Feb2peak
Feb3high
Future Cycles
| Cycle | Period Start | Fertile Window | Ovulation Date |
|---|---|---|---|
| Current | Mon, Jan 19 | Wed, Jan 28 - Tue, Feb 3 | Mon, Feb 2 |
| Cycle 2 | Mon, Feb 16 | Wed, Feb 25 - Tue, Mar 3 | Mon, Mar 2 |
| Cycle 3 | Mon, Mar 16 | Wed, Mar 25 - Tue, Mar 31 | Mon, Mar 30 |
How It Works
Ovulation typically occurs about 14 days before your next period. The fertile window includes 5 days before ovulation and 1 day after.
Medical Disclaimer
This calculator provides estimates only. Consult your healthcare provider for family planning advice.
Conception Tips
- 1Track your cycle for several months for accuracy
- 2Ovulation test strips can confirm ovulation
- 3Sperm can survive up to 5 days in the body
- 4The best time to conceive is 1-2 days before ovulation
- 5Irregular cycles may affect prediction accuracy