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Average Head Circumference Newborn. A value greater than 50 percent means a babys head circumference is above average. 39 Zeilen Females Birth 36 Months. Boys chart- Head circumference for age. Because boys tend to be slightly larger than girls their heads are larger though the average difference is less than 12 inch 1 cm.
The baby head circumference of a healthy full-term baby is between 125 to 135 inches that are 3175 3429 centimeters. Sara Nicole GaravusoShutterstock While newborns vary in size and shape as much as adults do full-term babies tend on average to weigh between 5 pounds 11 ounces and 8. A percentile of 50 represents the average or mean head circumference. Because boys tend to be slightly larger than girls their heads are larger though the average difference is less than 12 inch 1 cm. Average head circumference of a 5 month 10 days baby girl is 42cm or 165 inches. By one month that has grown to 15 inches 381 cm.
By the end of the third trimester-about a month before the birth of the baby this rate is more than 12-15 mm.
Average head circumference of a 5 month 10 days baby girl is 42cm or 165 inches. 3035 cm 1214 in nipple line Figure 2914 B and Table 292. An average newborn will have a head circumference of about 13 ¾ inches 349 cm at birth assuming the baby was full-term. Birth to 13 weeks percentile pdf 22 KB. With a further increase of pregnancy the increase in head circumference slows down. Birth to 5 years percentile pdf 48 KB.