Extremely Rare American Birthday cake

February is the rarest month to be born, making Aquarius the rarest zodiac sign, according to CDC and SSA data.

February is the shortest month, even with a leap year. Another reason February is an uncommon birth month: Conception would have occurred in May

February infants are remarkable, but which birthdays are rarest? February has no uncommon birthdays. Instead, many of them fall on Christmas

Holidays had fewer inductions and cesarean sections, which may explain this. These are the rarest U.S. birthdays.

August is the most popular birth month and has long bright days and back-to-school celebrations. July, August, September, and October are the most popular U.S. birth months

Having one of the most common birthdays can be cool, too—think of all the people around the country celebrating with you. 

September has the most birthdays, even though August is the most common birth month and October newborns survive longest.

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