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Ovulation Date for 21 Days Period Cycle from Today

Ovulation Calculator

getcalc.com's Ovulation calculator & calendar to estimate what is the safest or fertile period to avoid or get pregnancy, from today () as day 1 for 21 days menstrual cycle? From the LMP date, an approximate ovulation date is and the most fertile period could be anywhere between to .

Ovulation Chart for 21 Days Menstrual Cycle
LMP date
Ovulation date
interval for high chance of pregnancy to
1st safe period (avoid pregnancy)until
2nd safe period (avoid pregnancy) to
start of next menstrual cycle
November 2026
SunMonTueWedThuFriSat
1234567
89101112
192021
22232425262728
293012345

Fertile Period to get Pregnancy - 21 Days Cycle

The interval from to could be the most fertile period to get pregnancy as your approximate ovulation date is which is estimated from today as day 1 of 21 days period cycle.

Safest Period to Avoid Pregnancy - 21 Day Cycle

The duration prior to fertile window, which starts from after menses to and the duration post to fertile window which starts from to before the first day of next menstrual periods () are considered to be safest periods, during these durations the probability of pregnancy is relatively very less for 21 days cycle.


Ovulation Calendar

Refer the below ovulation calendar for next two subsequent menstrual cycles of 21 days to plan to avoid or get pregnancy

December 2026
SunMonTueWedThuFriSat
2930123
101112
13141516171819
20212223242526
272829303112

December 2026
SunMonTueWedThuFriSat
293012345
6789101112
13141516171819
2021222324
3112
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