Use our menstrual cycle calculator to calculate your next period, ovulation & due date. Enter the date of your last period, how long it lasted, the length of your average cycle and press Calculate:

1.

When did your last period start?

2.

How many days did it last?

3.

How long is your cycle?

Calculate

Below are the results based on the information you provided:

Your next menstrual period is expected to start on

Your next most fertile period is from to

If you conceive within this timeframe, your estimated due date will be

Previous 2 MonthsNext 2 Months

  • Pre-Period
  • Period Days
  • Post-Period
  • Peak Ovulation

Please note that this is only an estimation of your menstrual cycle

Learn more about your menstrual cycle

calculate_period_infographic

 

Get answers to some common questions about your menstrual cycle:

Our Other Calculators & Tests:

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Womanjunction.com was started with a mission to help women calculate their menstrual cycle and help them better understand how it works. We’ve expanded to a wide range of topics ranging from women health, pregnancy to parenting.

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