< WhenMyBaby Calculators...

Calculate My Cycle Today

See where you are in your cycle today: from your cycle day, cycle phase and fertility status, to how long until/since ovulation, and more. The fertility chart simplifies viewing your key cycle dates!

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• Today (Sep 25 2021)

Last period start date:

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

2020 2021 2022

Average cycle length:

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Cycle Chart Type:

Circular Vertical Horizontal

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When did you ovulate?

Not sure. Calculate (use my last period, cycle and luteal length)

I ovulated On

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

2020 2021

Luteal Phase length?

10 11 12 13 14 15 16 17 18

Track and chart every day of your fertility cycle, then automatically see your stats, cycle forecasts, way more. Free, online & smartphone - MyMonthlyCycles.com!