For the second group of areas (which included 10 areas with valid data), the EPAâs analysis calculated an average across the areas of maximum monitor annual mean concentrations, averaged over 3 years, of 14.8 mg/ m 3 compared to an average of composite monitor concentrations of 14.2 mg/m 3 (Frank, 2012a, Table 3).
Updated February 24, 2017. The mean or average birth weight in the United States is about 3,389g or 7 lb, 7.5 oz. However, any birth weight of a term newborn between 5 lbs, 8 oz and 8 lbs, 13 oz is considered to be normal. Baby Birth Weight Statistics.
The average weight of a baby born full term (i.e. between 37 and 41 weeks) is 3.2 kg. An average Indian baby weighs approximately 2.8 kg. At full term, an average baby is 51 cm long and will weigh anywhere between 2.7 to 4 kg.ewborns gain about 30 g per day during the first month and grow about 1 to 1.5 inches in height during the same period. Newborns experience periods of rapid growth at 7 to 10 days and again at 3 and 6 weeks.