How many months calculator

That is, it counts the day of the first date but not the ending date. To get around this, bump the date by one in the end. For example, June 1, to June 1, is less than twelve months. However, June 1, to June 2, is 12 months. The month difference calculator can be used much like the day difference calculator or week difference calculator.

Use it to figure out the timespan that two events or frames overlapped. Months calculator tapped out? When measuring pregnancy by calendar months, an average pregnancy lasts about nine months plus one week counting from the start of the last menstrual period. Over the course of a typical pregnancy there is therefore a discrepancy of approximately one month between the two systems, both of which are counting "months.

The correct way of measuring pregnancy avoids this confusion since the word "month" is not used at all. Note: Our months are calendar months but in the pregnancy world a month may be any of the following:. Any reference to how many months pregnant you are contains this uncertainty unless the type of month is specified.

Please Enter Your Due Date. About Pregnant woman often ask how many months am I and this calculator will answer that by calculating how many calendar months have elapsed from the start of your last menstrual period or ultrasound start date until the present time.

Understanding Months Passed One Month from Any Day is Defined as: The time from a chosen day of a calendar month to the corresponding day of the next month. Start from the first day of your last menstrual period or start date calculated from ultrasound. Then count forward one month until you get to the corresponding numerical day. There are more than , assisted reproductive technology cycles performed each year in the United States, resulting in about 77, or more babies born a year, according to the Centers for Disease Control and Prevention CDC.

If you are part of the growing tribe of in vitro fertilization IVF moms, you can calculate your due date more precisely using your IVF transfer date. An early ultrasound, which can more accurately date the pregnancy. Just be aware, however, that not all women get an early ultrasound. Pregnancy milestones such as the first time the baby's heartbeat is heard around week 9 or 10, though it can vary and when you first feel fetal movement on average between 18 and 22 weeks, but it can be earlier or later , can give clues as to whether your due date is accurate.

Your fundal height, which is the measurement from your pubic bone to the top of your uterus, is checked by your practitioner at each prenatal visit and helps confirm your due date. Whether you're trying to avoid being very pregnant in the middle of summer or are a teacher who wants to maximize time off with your little one, you can try to time when you conceive in order to "plan" your due date.

But even if you're one of the lucky ones who's able to get pregnant when she really wants to, just remember that you probably won't be able to map out exactly when you'll give birth to the day or even the week or month! Still, you can try our Ovulation Calculator , which uses the date of your last menstrual period and your typical cycle length to discover the days you're most likely to be fertile and increase your chances of conceiving.

Yes, your due date can change. It may be that you have irregular periods and your early ultrasound dating was off, or that your first ultrasound was in the second trimester. It could also be because your fundal height is abnormal, or your levels of alpha-fetoprotein AFP , a protein made by the baby, are outside the usual range.

Talk to your practitioner if you have any questions or concerns. The educational health content on What To Expect is reviewed by our medical review board and team of experts to be up-to-date and in line with the latest evidence-based medical information and accepted health guidelines, including the medically reviewed What to Expect books by Heidi Murkoff. This educational content is not medical or diagnostic advice.